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      Randy D. Ernst Image

      Randy D. Ernst, M.D.

      Department of Abdominal Imaging, Division of Diagnostic Imaging

      About Dr. Ernst

      A Clinical Professor in the Department of Abdominal Imaging, Dr. Randy Ernst evaluates CT, Ultrasound and MRI studies of the chest, abdomen, and pelvis. He is an active participant in the multidisciplinary rectal conference, assisting clinicians who lead nationally and internationally in the development and evaluation of treatments for rectal cancer. He also contributes to the multidisciplinary International Rare Cancers Initiative (IRCI) Metastatic Anal Cancer group sponsored by the National Cancer Institute and ASCO. As an advisor for the National Aeronautics and Space Administration, he reviews ultrasound images obtained at the Johnson Space Center and International Space Station.
      Read More

      Present Title & Affiliation

      Primary Appointment

      Clinical Professor, Department of Abdominal Imaging, Division of Diagnostic Imaging, The University of Texas MD Anderson Cancer Center, Houston, TX

      Research Interests

      MRI

      US

      CT

      Colorectal Cancer

      Clinical Interests

      MRI

      US

      CT

      Colorectal Cancer

      Education & Training

      Degree-Granting Education

      1990The University of Texas Medical Branch, Galveston, Texas, US, Medicine, MD
      1981The University of Texas, Austin, Texas, US, Psychology, BA

      Postgraduate Training

      1995-1996Clinical Fellowship, MRI and CT Radiology, Harvard Medical School - Beth Israel Hospital, Boston, Massachusetts
      1991-1995Clinical Residency, Diagnostic Radiology, The University of Texas Medical Branch, Galveston, Texas
      1990-1991Clinical Internship, Internal Medicine, The University of Texas Medical Branch, Galveston, Texas

      Licenses & Certifications

      1995American Board of Radiology
      1990Texas Medical Board
      1990Georgia Composite Medical Board

      Experience & Service

      Faculty Academic Appointments

      Professor, Abdominal Imaging, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2020

      Professor, Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2012 - 2019

      Associate Professor - Voluntary, Department of Diagnostic & Interventional Imaging, The University of Texas John P. and Kathrine G. McGovern Medical School, Houston, TX, 2012 - 2013

      Associate Professor, Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2007 - 2012

      Associate Professor, Diagnostic Radiology, The University of Texas Medical Branch, Galveston, TX, 2001 - 2007

      Assistant Professor, Diagnostic Radiology, Emory University School of Medicine, Atlanta, GA, 1999 - 2001

      Assistant Professor, The University of Texas John P. and Kathrine G. McGovern Medical School, Houston, TX, 1996 - 1999

      Assistant Professor, Diagnostic Radiology, Lyndon B. Johnson General Hospital, Houston, TX, 1996 - 1999

      Administrative Appointments/Responsibilities

      Rotating Resident Radiology Program Site Director, Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2015 - 2016

      Section Chief ad interim Abdominal Imaging, Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2012 - 2013

      Vice Chairman, Medical Education, The University of Texas Medical Branch, Galveston, TX, 2004 - 2007

      Director, Telemedicine, The University of Texas Medical Branch, Galveston, TX, 2003 - 2007

      Residency Program Director, Diagnostic Radiology, The University of Texas Medical Branch, Galveston, TX, 2003 - 2007

      Medical Director, Horizon MR Imaging, Texas Operations, Houston, TX, 2003 - 2007

      Director, MRI Operations Committee, Emory University Hospital, Atlanta, GA, 1999 - 2000

      Other Professional Positions

      Consultant, Technical Interface Meeting (TIM), Nasa flight surgeons, outside specialist, astronauts, and research scientists, develop focused recommendations for NASA's medical operations, radiation exposure long duration space flight, cancer implications, National Aeronautics and Space Administration (NASA), Lyndon B. Johnson Space Center, Houston, Texas, 2019

      Consultant, MD Anderson Cancer Center Representative, National Aeronautics and Space Administration (NASA), Houston, TX, 2012

      Member, Visual Impairment and Intracranial Pressure (VIIP) Imaging Working Group, National Aeronautics and Space Administration, Houston, TX, 2011 - Present

      Ultrasound Consultant to the International Space Station, assisted NASA physicians with remote ophthalmic ultrasound guidance for crew members, National Aeronautics and Space Administration (NASA), Lyndon B. Johnson Space Center, Houston, Texas, 2010

      Consultant, Space Physiology and Ocular & Visual Changes in Space Flight Meeting, National Aeronautics and Space Administration (NASA), Lyndon B. Johnson Space Center, Houston, Texas, 2010

      Ultrasound Consultant to the International Space Station, National Aeronautics and Space Administration (NASA), Lyndon B. Johnson Space Center, Houston, Texas, 2010

      Member, Rectal Cancer Working Multidisciplinary Research Group, The University of Texas MD Anderson Cancer Center, Houston, TX, 2009 - Present

      Member, Radiology Structured Reporting Group, The University of Texas MD Anderson Cancer Center, Houston, TX, 2009 - Present

      Consultant, International Space Station Imaging Summit, gave recommendations for revising and upgrading medical standards and testing routines for the International Space Station Medical Standards and Health Evaluation Working Group Meeting, National Aeronautics and Space Administration (NASA), Lyndon B. Johnson Space Center, Houston, Texas, 2008

      Member, Long Range Planning Committee, Association of Program Directors in Radiology, Houston, TX, 2006

      Member, Graduate Medical Education Executive Committee, The University of Texas Medical Branch, Galveston, TX, 2004 - 2007

      Member, Graduate Medical Education Advisory Committee, The University of Texas Medical Branch, Galveston, TX, 2003 - 2007

      Member, Curriculum Committee, The University of Texas Medical Branch, Galveston, TX, 2001 - 2007

      Member, Cancer Committee, The University of Texas Medical Branch, Galveston, TX, 2001 - 2003

      Member, Area Based Medical Directors Committee, The University of Texas Medical Branch, Galveston, TX, 2001 - 2003

      Medical Staff, Grady Memorial Hospital, Atlanta, GA, 1999 - 2001

      Medical Staff, Wesley Woods Geriatric Hospital, Atlanta, GA, 1999 - 2001

      Member, PACS-Informatics Committee, Emory University, Atlanta, GA, 1999 - 2001

      Medical Staff, Emory University Hospital, Atlanta, GA, 1999 - 2001

      Radiology Consultant, General Electric, The University of Texas at Houston Medical School, 1998 - 2012

      Elected Member, Faculty Senate Committee, The University of Texas at Houston, Houston, TX, 1998 - 1999

      Member, PACS-Informatics Committee, The University of Texas at Houston, Houston, TX, 1997 - 1999

      Staff Radiologist, Memorial Hermann Hospital, Houston, TX, 1996 - 1999

      Extramural Institutional Committee Activities

      Elected Member, PRS Retirement Board, The University of Texas MD Anderson Cancer Center, 2023 - Present

      Member, AI Chair Candidate Advisory Committee, The University of Texas MD Anderson Cancer Center, 2022 - 2023

      Diagnostic Imaging Division Representative, PRS Budget & Finance Committee, The University of Texas MD Anderson Cancer Center, 2015 - 2017

      Member, Genitourinary Steering Committee, The University of Texas MD Anderson Cancer Center, 2014 - Present

      Member, Department of Diagnostic Radiology Body Imaging Quality Improvement Committee, The University of Texas MD Anderson Cancer Center, 2011 - Present

      Director, Radiology Rectal Cancer Research Group, The University of Texas MD Anderson Cancer Center, 2010 - 2012

      Chair, Magnetic Resonance Imaging Protocol Committee, Department of Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, 2010 - 2012

      Member, Computed Tomography Protocol Committee, The University of Texas MD Anderson Cancer Center, 2009 - 2012

      Member, Ultrasound Conference Planning Committee, The University of Texas MD Anderson Cancer Center, 2009 - 2012

      Member, Contrast Review Committee, The University of Texas MD Anderson Cancer Center, 2008 - 2012

      Honors & Awards

      2023Best Technical Innovation Award, "MRI radiomics to detect residual mucinous rectal adenocarcinoma post total neoadjuvant treatment: A Collaborative Effort of the SAR Rectal Anal Disease Focus Panel", Society of Abdominal Radiology
      2022Certificate of Merit Education Exhibit, "Simplified approach to lateral pelvic nodes in rectal cancer addressing controversies, categorization and involvement", 108th Scientific Assembly and Annual Meeting of the Radiological Society of North America
      2021Cum Laude Education Exhibit, "Rectal cancer after neoadjuvant therapy, when we are wrong", 107th Scientific Assembly and Annual Meeting of the Radiological Society of North America
      2016Outstanding Educator Award, The University of Texas MD Anderson Cancer Center
      2011The Michigan Society of Colon and Rectal Surgeons Award, "Can pretreatment rectal MRI predict response to neoadjuvant chemoradiation therapy?", The American Society of Colon & Rectal Surgeons Annual Meeting
      2011Certificate of Merit, "Ultrasound of the gastrointestinal tract: Experience in a large cancer hospital", 97th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2010Certificate of Merit, "Imaging of acute abdominal pain in pregnant patients with an emphasis on MR imaging", 96th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2010Cum Laude Education Exhibit, "Preoperative staging of primary rectal tumors: role of thin section multiplanar 2D T2 FSE imaging, 3D cube, and diffusion-weighted imaging", 96th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2009Editor's Recognition for Reviewing with Distinction, Radiology, Radiological Society of North America
      2007Certificate of Merit Exhibit, "Web-based broadcast for the radiology noon conference", 93rd Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2004Certificate of Merit, "MR imaging of acute abdomen during pregnancy", 90th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2002Certificate of Merit, "Autorad PACS workstation sharpening filter as an alternative to CT scanner console generated bone and lung reformats", American Roentgen Ray Society
      2001Certificate of Merit Scientific Exhibit and Paper, "Trimming study sizes to preserve archive storage space and to minimize network transfer time", 87th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      2000Certificate of Merit Exhibit, "Improved accuracy of helical CT for the detection of acute appendicitis: The contribution of intravenous contrast", American Roentgen Ray Society
      1999Certificate of Merit, "Non-traumatic hemorrhage of the adrenal gland: CT evaluation", American Roentgen Ray Society
      1999Certificate of Merit, "Floating table, bolus tracking gadolinium enhanced MR angiography for aortoiliac and peripheral runoff", American Roentgen Ray Society
      1999Magna Cum Laude Scientific Exhibit, "CT venography as an adjunct to CT pulmonary angiography for the detection of pulmonary thrombo-embolic disease", 85th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      1998Bronze Medal Winner, "The clinical usage of helical CT, SmartPrep - fluoroscopy in interventional procedure", 84th Scientific Assembly and Annual Meeting of the Radiological Society of North America
      1998Selected as Radiology Faculty to meet General Electric research coordinators on reviewers
      1998Bronze Medal Award, "The clinical usage of helical CT, SmartPrep - fluoroscopy in interventional procedure", American Roentgen Ray Society
      1998Certificate of Merit Exhibit, "CT evaluation of renal vascular disease", 84th Scientific Assembly and Annual Meeting of The Radiological Society of North America
      1997Certificate of Merit Exhibit, "Imaging of nontraumatic hemorrhage of the adrenal gland", 83rd Scientific Assembly and Annual Meeting of The Radiological Society of North America
      1997Research Trainee Prize, "Unenhanced helical CT of ureterolithiasis: Can CT predict the clinical outcome?", 83rd Scientific Assembly and Annual Meeting of The Radiological Society of North America
      1988 - 1989Peer Tutor, The University of Texas Medical Branch at Galveston
      1987 - 1988Dean's List (Top third of class), The University of Texas Medical Branch at Galveston
      1984 - 1986Undergraduate Dean's List, The University of Texas Medical Branch at Galveston

      Professional Memberships

      Society of Abdominal Radiology - SAR Rectal Cancer Disease Focused Panel

      2016 - 2017

      Society for Imaging Informatics in Medicine

      2014 - Present

      American Society of Clinical Oncology

      2014 - 2020

      International Society for Magnetic Resonance in Medicine

      2013 - 2020

      Harris County Medical Society

      2007 - Present

      Houston Radiological Society

      2007 - Present

      Texas Medical Association

      2007 - 2020

      Society of Uroradiology

      2003 - Present

      Massachusetts Medical Society

      1996 - 2019

      Radiological Society of North America

      1991 - Present

      American Roentgen Ray Society

      1991 - 2020

      Selected Presentations & Talks

      Local Presentations

      1. 2012. Review of Colorectal Cancer. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      2. 2010. Advances in MRI of the pelvis and rectal cancer. Conference. Radiology Pros. Houston, TX, US.
      3. 2010. Hands-on practicum in ultrasonography workshop: 3D ultrasound. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      4. 2010. Key MRI sequences for rectal cancer staging. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      5. 2009. Update on Rectal MRI - RSNA 2009. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      6. 2009. Advances in MRI and CT evaluation of rectal cancer. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      7. 2009. Hands-on practicum in ultrasonography workshop: 3D ultrasound. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      8. 2008. CT diagnosis of metastatic breast carcinoma with MRI and PET correlation. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      9. 1999. Run-off MR angiography following a single injection of Gadodiamide: evaluation of aortoiliac and peripheral arteries. Conference. Houston MRI Society, The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      10. 1999. Magnetic resonance imaging as an adjunct to ultrasound in the obstetric patient. Conference. Third Annual Texas Symposium in Obstetric and Gynecologic Ultrasound. Houston, TX, US.

      Regional Presentations

      1. 2015. Optic Nerve Sheath Diameter: Translating a Terrestrial Standard into a Space Flight Clinical Care Tool. Conference. 2015 NASA Human Research Program Investigators’ Workshop (HRP IWS 2015). Galveston, TX, US.

      National Presentations

      1. 2022. Simplified approach to lateral pelvic nodes in rectal cancer addressing controversies, categorization and involvement. Conference. Radiological Society of North America 108th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      2. 2019. Pelvic nodal anatomy and patterns of nodal spread in rectal cancer. Conference. Radiological Society of North America 105th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      3. 2019. Higher propensity for nodal metastases among young-onset rectal cancer. Conference. American Society of Colon and Rectal Surgeons Annual Meeting, US.
      4. 2016. Challenges and solution of inter observer variability in the interpretation of high resolution MRI in staging of primary rectal cancer. Conference. SAR 2016 Annual Scientific Meeting and Educational Course. Waikoloa, HI, US.
      5. 2016. Tailgut cysts; shedding light on an increasingly identified entity plus selected case review. Conference. SAR 2016 Annual Scientific Meeting and Educational Course. Waikoloa, HI, US.
      6. 2015. Interobserver variability in interpretation of high resolution MRI of primary rectal cancer. Conference. Radiological Society of North America 101st Scientific Assembly and Annual Meeting. Chicago, IL, US.
      7. 2015. Challenges and solution of inter observer variability in the interpretation of high resolution MRI in staging of primary rectal cancer. Conference. Radiological Society of North America 101st Scientific Assembly and Annual Meeting. Chicago, IL, US.
      8. 2015. Eye and orbit ultrasound: Evolution of a focused emergency technique into a routine monitoring tool for long duration space flight. Conference. AsMA 86th Annual Scientific Meeting 2015. Lake Buena Vista, FL, US.
      9. 2014. Increasing Trends in Positron Emission Tomography (PET) Utilization After Colon Cancer Diagnosis. Conference. 67th Annual Society of Surgical Oncology Cancer Symposium. Phoenix, AZ, US.
      10. 2013. Mucinous adenocarcinoma of the rectum-limitations of routine high resolution MR staging. Conference. Radiological Society of North America 99th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      11. 2013. Unraveling colorectal conference conundrums using MRI. Conference. Radiological Society of North America 99th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      12. 2013. Atypical imaging presentations of focal nodular hyperplasia with radiologic pathologic correlation. Conference. Radiological Society of North America 99th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      13. 2012. MRI of rectal cancer. Invited. The Society of Gastrointestinal Radiologists. Scottsdale, AZ, US.
      14. 2011. Optimization of high-resolution MRI technique for pretreatment staging of the cervical and endometrial cancer. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      15. 2011. High-resolution MR imaging of cervical cancer. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      16. 2011. Role of the high-resolution MRI in the presurgical evaluation of low rectal tumors. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      17. 2011. Key findings in rectal cancer with emphasis on 3 T MRI. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      18. 2011. Ultrasound of the gastrointestinal tract: Experience in a large cancer hospital. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      19. 2011. Mucinous adenocarcinoma of the rectum: Disease patterns and pitfalls. Conference. Radiological Society of North America 97th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      20. 2011. Using the iPad to review DICOM images. Conference. Society of Imaging Informatics in Medicine Annual Meeting. Washington, DC, US.
      21. 2011. Automated midline shift detection on head CT. Conference. American Roentgen Ray Society 111th Annual Meeting. Chicago, IL, US.
      22. 2011. Gynecologic applications of volume ultrasound: A pictorial review. Conference. American Roentgen Ray Society 111th Annual Meeting. Chicago, IL, US.
      23. 2011. Preoperative MRI staging of rectal cancer. Conference. American Roentgen Ray Society 111th Annual Meeting. Chicago, IL, US.
      24. 2011. Workshop Session - Ovarian cancer: New sonographic findings in early cancers and how to utilize ultrasound effectively for early detection. Invited. The Society of Gastrointestinal Radiologists and the Society of Uroradiology. Carlsbad, CA, US.
      25. 2010. Sonographic findings in early ovarian cancer: Preliminary experience in a population of high risk women screened with biannual ultrasound. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      26. 2010. Sonographic findings in early ovarian cancer: Preliminary experience in a population of women of average risk screened with CA 125 and endovaginal ultrasound (EVS). Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      27. 2010. Preoperative staging of primary rectal tumors: Role of thin section multiplanar 2D T2 FSE imaging, 3D cube, and diffusion-weighted imaging. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      28. 2010. Ultrasound in soft tissue tumors: An invaluable imaging tool in the diagnosis and management of malignancy and surveillance for recurrence. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      29. 2010. Applications of 3D ultrasound. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      30. 2010. Imaging of acute abdominal pain in pregnant patients with an emphasis on MR imaging. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      31. 2010. Structured reporting for MRI staging of rectal cancer. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      32. 2010. Review of a program for dose reduction for MDCT. Conference. Radiological Society of North America 96th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      33. 2010. MRI of ectopic pregnancy: Imaging features and incremental value to ultrasound. Conference. American Roentgen Ray Society 110th Annual Meeting. San Diego, CA, US.
      34. 2010. How well do radiologists remember test images?. Conference. American Roentgen Ray Society 110th Annual Meeting. San Diego, CA, US.
      35. 2009. Extracolonic findings on CT colonography in cancer patients. Conference. American Roentgen Ray Society 109th Annual Meeting. Boston, MA, US.
      36. 2008. MR imaging of maternal diseases of abdomen and pelvis in pregnant patients. Conference. Radiological Society of North America 94th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      37. 2008. Ovarian cancer screening: Unveiling the corpus luteum and other actors. Conference. American Roentgen Ray Society 108th Annual Meeting. Washington, DC, US.
      38. 2007. MR imaging in triage of pregnant patients with acute abdominal and pelvic pain. Conference. Radiological Society of North America 93rd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      39. 2007. MR imaging of cystic lesions during pregnancy. Conference. American Roentgen Ray Society 107th Annual Meeting. Orlando, FL, US.
      40. 2006. Measurement of colonic polyp size from virtual colonoscopy studies: Comparison of manual and automated methods. Conference. Society of Photographic Instrumentation Engineers Medical Imaging 2006: Image Processing. San Diego, CA, US.
      41. 2005. Internet and CDROM resources for residency recruiting. Conference. Radiological Society of North America 91st Scientific Assembly and Annual Meeting. Chicago, IL, US.
      42. 2005. 3D localization of appendix by MDCT and its impact on a surgeon's choice of appendectomy incision. Conference. Radiological Society of North America 91st Scientific Assembly and Annual Meeting. Chicago, IL, US.
      43. 2005. CT findings mimicking pancreatic neoplasms in patients with chronic pancreatitis. Conference. Radiological Society of North America 91st Scientific Assembly and Annual Meeting. Chicago, IL, US.
      44. 2005. Location of the appendix in pregnant patients: Revisited by MR imaging after 72 years. Conference. American Roentgen Ray Society 105th Annual Meeting. New Orleans, LA, US.
      45. 2005. Comparison of T2-weighted fast spin echo sequences acquired with and without parallel imaging technique in MRI of the liver. Conference. American Roentgen Ray Society 105th Annual Meeting. New Orleans, LA, US.
      46. 2005. Web-based testing for radiology residents. Conference. American Roentgen Ray Society 105th Annual Meeting. New Orleans, LA, US.
      47. 2004. CT colonography post processing techniques using the new GE Advantage Windows workstation version 4.1 with Linux 2.4.18 on an HP workstation running dual Intel Xeon 3.0 GGHz processors. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      48. 2004. Incorporating radiological anatomy lectures into the first-year Medical student gross anatomy course. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      49. 2004. Commercial teleradiology interpretation of musculoskeletal (MSK) MRI studies: Educational and financial rewards for an academic radiology department. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      50. 2004. Comparison of 3D-GRE T1-weighted sequences acquired with and without parallel imaging technique in MRI of the liver. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      51. 2004. First trimester ultrasound DICOM image-based radiology resident assessment. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      52. 2004. MR imaging of acute abdomen during pregnancy, Certificate of Merit. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      53. 2004. A prospective comparison of enteroclysis and capsule endoscopy in the diagnosis of obscure gastrointestinal bleeding. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      54. 2004. Location of the appendix in pregnant patients: Revisited by MR imaging after 72 years, Alternate Paper. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      55. 2004. Rapid CT diagnosis of acute appendicitis with IV contrast material. Conference. Radiological Society of North America 90th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      56. 2003. MRI artifacts in body imaging. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      57. 2003. Right lower quadrant pain and suspected appendicitis in pregnant patients: Evaluation by pelvic MRI. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      58. 2003. Special focus session latest developments in computer-aided diagnosis for thoracic CT interpretations. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      59. 2003. Incorporation of radiology cases in a problem-based learning format for teaching medical gross anatomy. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      60. 2003. Comparison of transmission rates of DICOM data via 10 Mbps, 100 Mbps and 1 Gpbs ethernet. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      61. 2003. MRI of the kidneys using FAME (Fast Acquisition, with multi-phase EFGRE3D): Comparison with 2D GRE sequence. Conference. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      62. 2003. CT findings in patients with chronic pancreatitis who underwent whipple surgery for possible pancreatic cancer. Conference. American Roentgen Ray Society 103rd Annual Meeting. San Diego, CA, US.
      63. 2002. A duplicate picture archiving and communication system (PACS), InfoRAD Exhibit: Space 9212ED-I. Conference. Radiological Society of North America 88th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      64. 2002. Development, construction, and implementation of a low cost, one terabyte teaching file archive, InfoRAD Exhibit: Space 9616PACS-i. Conference. Radiological Society of North America 88th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      65. 2002. Autorad PACS workstation sharpening filter as an alternative to CT scanner console generated bone and lung reformats, Certificate of Merit. Conference. American Roentgen Ray Society 102nd Annual Meeting. Atlanta, GA, US.
      66. 2001. Trimming study sizes to preserve archive storage space and to minimize network transfer, Certificate of Merit. Conference. Radiological Society of North America 87th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      67. 2001. CT colonography: Performance evaluation in a multicenter setting (ACR Imaging Network Study 6653). Conference. Radiological Society of North America 87th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      68. 2001. Combining speech recognition software with digital imaging and communications in medicine (DICOM) workstation software on a Microsoft Windows platform. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      69. 2001. The role of MRI in staging pancreatic tumors. Conference. Digestive Disease Week and the 102nd Annual Meeting of the American Gastroenterological Association. Atlanta, GA, US.
      70. 2001. An academic radiology information system: A review of commercial RIS systems, and how an individualized academic RIS can be created and utilized. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      71. 2000. Imaging in the evaluation of 10 Egyptian mummies using 3D reconstruction and virtual fly-through techniques. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      72. 2000. Distributing DICOM data via ADSL and cable modem networks, Integrating the Healthcare Enterprise, InfoRAD. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      73. 2000. A teaching file using Microsoft Access and the eFilm DICOM-3 database, Integrating the Healthcare Enterprise, InfoRad. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      74. 2000. A secondary radiology information system: Why it's needed, how it can be set up, and its many uses, Integrating the Healthcare Enterprise. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      75. 2000. Secure transfer of large DICOM-3 data sets over the internet for multi-institutional collaboration, Integrating the Healthcare Enterprise, InfoRAD. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      76. 2000. A teaching file using Microsoft Access and the eFilm DICOM-3 database, Integrating the Healthcare Enterprise. Conference. Radiological Society of North America 86th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      77. 2000. 3rd generation internet based radiology teaching file: Ease of use, rapid development, rapid implementation and rapid case entry. Conference. American Roentgen Ray Society 100th Annual Meeting. Washington, DC, US.
      78. 2000. Improved accuracy of helical CT for the detection of acute appendicitis: The contribution of intravenous contrast, Certificate of Merit Exhibit. Conference. American Roentgen Ray Society 100th Annual Meeting. Washington, DC, US.
      79. 2000. Combining speech recognition software with digital imaging and communications in medicine (DICOM) workstation software on a Microsoft Windows platform. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      80. 2000. Improved accuracy of helical CT for the detection of acute appendicitis: The contribution of IV contrast. Conference. The Society of Gastrointestinal Radiologists. Kauai, HI, US.
      81. 1999. Improved accuracy of helical CT for the detection of acute appendicitis: The contribution of intravenous contrast. Conference. Radiological Society of North America 85th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      82. 1999. A combination DICOM viewing station and teaching file server. Conference. Radiological Society of North America 85th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      83. 1999. CT venography as an adjunct to CT pulmonary angiography for the detection of pulmonary thrombo-embolic disease, Magna Cum Laude Scientific Exhibit. Conference. Radiological Society of North America 85th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      84. 1999. A combination DICOM viewing station and teaching file server, InfoRad. Conference. Radiological Society of North America 85th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      85. 1999. A desktop DICOM-3 system with multiple monitors using Windows 98. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      86. 1999. Digital photography of DICOM-3 images from computers in the radiologist's office. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      87. 1999. Effectiveness of a desktop PACS compared to conventional film for reading neuro CT exams. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      88. 1999. Limited CT venography in conjunction with helical CT of the pulmonary arteries. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      89. 1999. Run-off MR angiography following a single injection of Gadodiamide: Evaluation of aortoiliac and peripheral arteries. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      90. 1999. Digital photography of DICOM-3 images from computers in the radiologist's office. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      91. 1999. Non-traumatic hemorrhage of the adrenal gland: CT evaluation, Certificate of Merit. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      92. 1999. CT evaluation of renal vascular disease. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      93. 1999. CT evaluation of renal vascular disease. Conference. Society of Uroradiology Annual Meeting. New Orleans, LA, US.
      94. 1999. Multiphasic contrast-enhanced CT of acute renal infection. Conference. Society of Uroradiology Annual Meeting. New Orleans, LA, US.
      95. 1999. Using internet services for emergent CT images: Support for the on-call resident. Conference. The Association of University Radiologists 47th Annual Meeting. San Diego, CA, US.
      96. 1999. A simple desktop DICOM PACS system with multiple monitors using Windows 98. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      97. 1999. Distributing DICOM-3 data and optimizing access over satellite networks. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      98. 1999. A PACS system featuring multiple monitors using Windows 98. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      99. 1999. Floating table, bolus tracking gadolinium enhanced MR angiography for aortoiliac and peripheral runoff. Conference. American Roentgen Ray Society 99th Annual Meeting. New Orleans, LA, US.
      100. 1999. A desktop digital imaging and communications in medicine picture archiving and communications system with multiple monitors using Windows '98. Conference. Society for Computer Applications in Radiology Annual Meeting. Houston, TX, US.
      101. 1998. A low cost standalone DICOM-3 compatible viewing station, InfoRad Lecture. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      102. 1998. Software and technical support for DICOM. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      103. 1998. Run-off MR angiography following a single injection of Gadodiamide: Evaluation of aortoiliac and peripheral arteries. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      104. 1998. Creating a window in DICOM: How to access DICOM material for teaching (non-DICOM) applications, InfoRad Lecture. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      105. 1998. Enhancing educational multimedia experiences on the internet. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      106. 1998. A simple desktop DICOM PACS system with multiple monitors using Windows 98. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      107. 1998. A low cost standalone DICOM-3 compatible viewing station, InfoRad Lecture and Exhibit. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      108. 1998. Normal MR anatomy of the fetus. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      109. 1998. Breath-hold, 2-D fast spin echo MR cholangiographic Evaluation of choledocholithiasis: Correlation with endoscopic cholangiography and intraoperative cholangiography. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      110. 1998. Multiphasic contrast-enhanced CT of acute renal infection. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      111. 1998. Pyelosinus extravasation as a result of chronic urinary obstruction: CT evaluation in six patients with abdomino-pelvic neoplasms. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      112. 1998. The clinical usage of helical CT, SmartPrep - fluoroscopy in interventional procedure, Bronze Medal Winner. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      113. 1998. CT evaluation of renal vascular disease, Certificate of Merit. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      114. 1998. Creating a window into DICOM: How to access DICOM material for teaching (non-DICOM) applications. Conference. Radiological Society of North America 84th Scientific Assembly and Annual Meeting. Chicago, IL, US.
      115. 1998. A high-quality, low-cost internet/intranet-based teaching file. Conference. Society for Computer Applications in Radiology Annual Meeting. Baltimore, MD, US.
      116. 1998. Unenhanced helical CT of ureterolithiasis: Can CT predict the clinical outcome?. Conference. American Roentgen Ray Society 98th Annual Meeting. San Francisco, CA, US.
      117. 1998. Normal MR anatomy of the fetus. Conference. American Roentgen Ray Society 98th Annual Meeting. San Francisco, CA, US.
      118. 1998. Helical CT of body, comparison of workstation and film-based viewing. Conference. American Roentgen Ray Society 98th Annual Meeting. San Francisco, CA, US.
      119. 1997. Unenhanced helical CT of ureterolithiasis: Can CT predict the clinical outcome?. Conference. Radiological Society of North America 83rd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      120. 1997. A high-quality, low-cost internet/intranet-based teaching file. Conference. Radiological Society of North America 83rd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      121. 1997. Non-traumatic hemorrhage of the adrenal gland: Evaluation with CT, ultrasonography, and MR imaging. Conference. Radiological Society of North America 83rd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      122. 1997. Imaging of nontraumatic hemorrhage of the adrenal gland, Certificate of Merit. Conference. Radiological Society of North America 83rd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      123. 1997. Oral spiral CT cholangiography, Scientific Paper. Conference. American Roentgen Ray Society 97th Annual Meeting. Boston, MA, US.
      124. 1997. Differentiation of chemical composition of renal stones, Scientific Paper. Conference. American Roentgen Ray Society 97th Annual Meeting. Boston, MA, US.
      125. 1996. Imaging of sleep apnea patients with 2D and 3D spiral CT, Scientific Paper. Conference. Radiological Society of North America 82nd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      126. 1996. Lessons for the computer-phobic: A guide to CT postprocessing and 3D reconstruction for the computer novice. Conference. Radiological Society of North America 82nd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      127. 1996. The CT spectrum of non-malignant disease of the adrenal gland. Conference. Radiological Society of North America 82nd Scientific Assembly and Annual Meeting. Chicago, IL, US.
      128. 1996. CT protocols on the information superhighway. Conference. American Roentgen Ray Society 96th Annual Meeting. San Diego, CA, US.
      129. 1996. 3-D spiral CT cholangiography with Meglumine Iotroxate, Scientific Paper. Conference. American Roentgen Ray Society 96th Annual Meeting. San Diego, CA, US.
      130. 1994. Tumor visualization with 99m-Tc-sestamibi. Conference. The Association of University Radiologists 42nd Annual Meeting. Denver, CO, US.
      131. 1992. Image interpretation session. Conference. Radiological Society of North America 78th Scientific Assembly and Annual Meeting. Chicago, IL, US.

      International Presentations

      1. 2020. Deep learning based image reconstruction for T2-weighted rectal cancer imaging. Conference. International Society for Magnetic Resonance Medicine & 28th Scientific Meeting and Exhibition And Society for MR Radiographers & Technologists Virtual Conference & Exhibition. Concord, US.
      2. 2016. Post-treatment surveillance in locally advanced squamous cell carcinoma (SCCA) of the anal canal: A global subspecialist survey. Conference. ASCO 2016 Gastrointestinal Cancers Symposium. San Francisco, US.
      3. 2013. Use of high resolution MRI in determining tumor-free resection margin in rectal cancer. Conference. International Society for Magnetic Resonance in Medicine 21st Scientific Meeting and Exhibition. Salt Lake City, US.
      4. 2011. Can rectal MRI predict response to neoadjuvant chemoradiation therapy?. Conference. American Society of Colon and Rectal Surgeons Annual Meeting. Vancouver, CA.
      5. 2006. Radiological manifestations of motorcycle injuries during yearly biker rally. Conference. American Roentgen Ray Society 106th Annual Meeting. Vancouver, CA.
      6. 2006. The radiologist's role in diagnosis and management of ruptured ectopic pregnancies. Conference. American Roentgen Ray Society 106th Annual Meeting. Vancouver, CA.
      7. 2006. CT diagnosis of acute appendicitis with IV contrast material alone. Conference. American Roentgen Ray Society 106th Annual Meeting. Vancouver, CA.
      8. 2006. Overcalled acute appendicitis on abdominal CT: Evaluation features with histopathologic correlation. Conference. American Roentgen Ray Society 106th Annual Meeting. Vancouver, CA.
      9. 2006. Submucosal gastroduodenal lesions: CT findings and differential diagnosis. Conference. American Roentgen Ray Society 106th Annual Meeting. Vancouver, CA.
      10. 1999. Multiphase 3D high resolution dynamic contrast-enhanced MR angiography of the abdominal aorta and lower extremities. Conference. International Society for Magnetic Resonance Medicine 7th Scientific Meeting and Exhibition. Philadelphia, US.
      11. 1998. Non-traumatic hemorrhage of the adrenal gland: Evaluation with CT, ultrasonography, and MR imaging. Conference. Society of Uroradiology Annual Meeting. Hamilton, BM.
      12. 1998. Unenhanced helical CT of ureterolithiasis: Can CT predict the clinical outcome?. Conference. Society of Uroradiology Annual Meeting. Hamilton, BM.
      13. 1998. Run-off MR angiography following a single injection of Gandolinium: Evaluation of the renal arteries and the aortoililac and distal femoral run-off. Conference. Society of Uroradiology Annual Meeting. Hamilton, BM.

      Formal Peers

      1. 2018. Performance of High-Quality Rectal MRI. Visiting. Houston, TX, US.
      2. 2002. State of the art CT/MR body imaging. Invited. Galveston, TX, US.
      3. 1999. MRI evaluation of peripheral vascular disease. Invited. Atlanta, GA, US.
      4. 1999. Fast MR imaging year 2000. Invited. Atlanta, GA, US.
      5. 1998. Cancer imaging seminar series: advances in MR imaging. Invited. Atlanta, GA, US.
      6. 1998. Case conference to faculty and residents. Invited. Richmond, VA, US.
      7. 1997. Advances in helical computed tomography. Invited. Milwaukee, WI, US.
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      Grant & Contract Support

      Date: 2011 - 2012
      Title:Optimization of MRI hardware and software for imaging of the rectum
      Funding Source:GE Healthcare
      Role:PI
      Date: 2006 - 2007
      Title:Pulmonary emboli MDCTA study using 64-slice CT scanners
      Funding Source:Bracco Diagnostics, Inc
      Role:Co-I
      Date: 2003 - 2005
      Title:CAD pulmonary nodule detection project: Software, computer equipment and technical support
      Funding Source:iCAD, Inc
      Role:PI
      Date: 1999 - 2000
      Title:Software and technical support for DICOM projects
      Funding Source:Medweb, Inc
      Role:PI
      Title:Axial shear strain elastography in benign and malignant breast disease
      Funding Source:University of Texas Health Science Center - Houston
      Role:PI
      Title:Screening for ovarian cancer in average and high risk women: are there early sonographic signs of ovarian cancer
      Funding Source:Society of Radiologist in Ultrasound
      Role:Investigator
      Title:Real-time ultrasound remote guidance of astronauts aboard the International Space Station (ISS)
      Funding Source:Space Machine, Wyle Laboratories, National Aeronautics and Space Administration Lyndon B. Johnson Space Center
      Role:Co-I
      ID:ISS
      Title:Prospective comparison of air contrast barium enemas, computed tomographic colonography and colonoscopy for evaluation of the colon
      Funding Source:NIH/NCI
      Role:Co-I
      ID:CA82344
      Title:Support for MR Angiography projects
      Funding Source:Nycomed Amersham
      Role:Co-Program Leader
      Title:Software and technical support for DICOM projects
      Funding Source:DesAcc, Inc., Project, Siemans Medical Systems, Inc
      Role:Co-I
      Title:Evaluation and mitigation of potential harms associated with virtual colonoscopy
      Funding Source:NIH/NCI
      Role:Collaborator

      Selected Publications

      Peer-Reviewed Articles

      1. El Homsi M, Mazaheri Y, Kuten J, Yildirim O, Corines M, Horvat N, Baheti A, Sheedy SP, Lee S, Nougaret S, Ernst R, Moreno C, Korngold E, Lobaugh S, Capanu M, Gollub M. Can ADC differentiate cellular from acellular mucin in mucinous adenocarcinoma tumor beds after treatment of rectal cancer? A multicenter study. Eur Radiol 36(8):6767-6775, 2026. e-Pub 2026. PMID: 41832931.
      2. Kaur H, Ernst RD. Gel for rectal cancer MRI: Point-a case for selective use. AJR Am J Roentgenol:1-2, 2025. e-Pub 2025. PMID: 39503552.
      3. Corines MJ, Ibrahim A, Baheti A, Gibbs P, Sheedy SP, Lee S, Nougaret S, Ernst R, Moreno CC, Korngold E, Fox M, Miranda J, Nahas SC, Petkovska I, Zheng J, Sosa RE, Gangai N, Zhao B, Schwartz LH, Horvat N, Gollub MJ. Can MRI radiomics distinguish residual adenocarcinoma from acellular mucin in treated rectal cancer?. Eur J Radiol 184:111986, 2025. e-Pub 2025. PMID: 39923594.
      4. Nguyen D, Palmquist S, Hwang KP, Ma J, Salem U, Sun J, Wang X, Son JB, Ernst R, Wei P, Kaur H, Stanietzky N. T2-weighted imaging of rectal cancer using a 3D fast spin echo sequence with and without deep learning reconstruction: A reader study. J Appl Clin Med Phys:e70031, 2025. e-Pub 2025. PMID: 39976552.
      5. Golia Pernicka JS, Rauch GM, Gangai N, Bates DDB, Ernst R, Hope TA, Horvat N, Sheedy SP, Gollub MJ. Imaging of anal squamous cell carcinoma: Survey results and expert opinion from the Rectal and Anal Cancer Disease-Focused Panel of the Society of Abdominal Radiology. Abdom Radiol (NY) 48(9):3022-3032, 2023. e-Pub 2023. PMID: 36932225.
      6. Awiwi MO, Kaur H, Ernst R, Rauch GM, Morani AC, Stanietzky N, Palmquist SM, Salem UI. Restaging MRI of rectal adenocarcinoma after neoadjuvant chemoradiotherapy: Imaging findings and potential pitfalls. Radiographics 43(4):e220135, 2023. e-Pub 2023. PMID: 36927125.
      7. Kassam, Z, Lang, R, Bates, DD, Chang, KJ, Fraum, TJ, Friedman, KA, Golia Pernicka, JS, Gollub, M, Harisinghani, M, Khatri, G, Lall, CG, Lee, S, Magnetta, M, Nougaret, S, Paspulati, RM, Paroder, V, Shaish, H, Kim, DH, Arya, S, Baheti, A, Beets-Tan, RG, dePrisco, G, Ernst, RD, Ganeshan, DM, Hope, TA, Horvat, N, Jhaveri, KS, Kaur, H, Korngold, E, Lalwani, N, Moreno, CC, Petkovska, I, Pickhardt, PJ, Rauche, G, Sheedy, S. SAR user guide to the rectal MR synoptic report (primary staging). Abdominal Radiology 48(1):186-199, 2023. e-Pub 2023. PMID: 35754053.
      8. Bailey CE, Hu CY, You YN, Kaur H, Ernst RD, Chang GJ. Variation in positron emission tomography use after colon cancer resection. J Oncol Pract 11(3):e363-72, 2015. e-Pub 2015. PMID: 25852143.
      9. Sprouse T, Jensen CT, Vicens R, Ernst RD, Bhosale P. Local magnetic resonance imaging staging of rectal adenocarcinoma: A case-based review. J Comput Assist Tomogr 38(6):885-9, 2014. e-Pub 2014. PMID: 25333479.
      10. Bhosale PR, Wei W, Ernst RD, Bathala TK, Reading RM, Wood CG, Bedi DG. Intraoperative sonography during open partial nephrectomy for renal cell cancer: Does it alter surgical management?. AJR Am J Roentgenol 203(4):822-7, 2014. e-Pub 2014. PMID: 25247947.
      11. Rauch GM, Kaur H, Choi H, Ernst RD, Klopp AH, Boonsirikamchai P, Westin SN, Marcal LP. Optimization of MR imaging for pretreatment evaluation of patients with endometrial and cervical cancer. Radiographics 34(4):1082-98, 2014. e-Pub 2014. PMID: 25019443.
      12. Köroglu M, Kayhan A, Soylu FN, Erol B, Schmid-Tannwald C, Gürses C, Karademir I, Ernst RD, Yousuf A, Oto A. MR imaging of ectopic pregnancy with an emphasis on unusual implantation sites. Jpn J Radiol 31(2):75-80, 2013. e-Pub 2013. PMID: 23132557.
      13. Truong AR, Rodriguez-Bigas MA, Nguyen ST, Kaur H, Ernst RD, You YN. Superior mesenteric artery syndrome after ileal pouch anal anastomosis. Am Surg 79(1):14-6, 2013. e-Pub 2013. PMID: 23317590.
      14. Chang GJ, You YN, Park IJ, Kaur H, Hu CY, Rodriguez-Bigas MA, Skibber JM, Ernst RD. Pre-treatment high-resolution rectal MRI and treatment response to neoadjuvant chemoradiation. Dis Colon Rectum 55(4):371-7, 2012. e-Pub 2012. PMID: 22426259.
      15. Tamm EP, Rong XJ, Cody DD, Ernst RD, Fitzgerald NE, Kundra V. Quality initiatives: CT radiation dose reduction: How to implement change without sacrificing diagnostic quality. Radiographics 31(7):1823-32, 2011. e-Pub 2011. PMID: 21969662.
      16. Oto A, Ernst RD, Ghulmiyyah L, Hughes D, Saade G, Chaljub G. The role of MR cholangiopancreatography in the evaluation of pregnant patients with acute pancreaticobiliary disease. Br J Radiol 82(976):279-285, 2009. e-Pub 2009. PMID: 19029218.
      17. Oto A, Ernst RD, Ghulmiyyah LM, Nishino TK, Hughes D, Chaljub G, Saade G. MR imaging in the triage of pregnant patients with acute abdominal and pelvic pain. Abdom Imaging 34(2):243-250, 2009. e-Pub 2009. PMID: 18330616.
      18. Oto A, Ernst RD, Jesse MK, Saade G. Magnetic resonance imaging of cystic adnexal lesions during pregnancy. Curr Probl Diagn Radiol 37(4):139-144, 2008. e-Pub 2008. PMID: 18502322.
      19. Wiginton CD, Kelly B, Oto A, Jesse M, Aristimuno P, Ernst RD, Chaljub G. Gadolinium-based contrast exposure, nephrogenic systemic fibrosis, and gadolinium detection in tissue. AJR Am J Roentgenol 190(4):1060-1068, 2008. e-Pub 2008. PMID: 18356456.
      20. Ge Y, Eltorky MA, Ernst RD, Castro CY. Diffuse idiopathic pulmonary neuroendocrine cell hyperplasia. Ann Diagn Pathol 11(2):122-126, 2007. e-Pub 2007. PMID: 17349572.
      21. Oto A, Ernst RD, Jesse MK, Chaljub G, Saade G. Magnetic resonance imaging of the chest, abdomen, and pelvis in the evaluation of pregnant patients with neoplasms. Am J Perinatol 24(4):243-250, 2007. e-Pub 2007. PMID: 17447186.
      22. Chaya CT, Luthra G, Ernst RD, Bhutani MS. A subepithelial mass determined by EUS to be a splenic artery aneurysm. Gastrointest Endosc 65(1):153-154; discussion 154, 2007. e-Pub 2007. PMID: 17137852.
      23. Oto A, Ernst RD, Mileski WJ, Nishino TK, Le O, Wolfe GC, Chaljub G. Localization of appendix with MDCT and influence of findings on choice of appendectomy incision. AJR Am J Roentgenol 187(4):987-990, 2006. e-Pub 2006. PMID: 16985147.
      24. Jennings RT, Murphy DM, Ware DL, Aunon SM, Moon RE, Bogomolov VV, Morgun VV, Voronkov YI, Fife CE, Boyars MC, Ernst RD. Medical qualification of a commercial spaceflight participant: Not your average astronaut. Aviat Space Environ Med 77(5):475-484, 2006. e-Pub 2006. PMID: 16708526.
      25. Oto A, Srinivasan PN, Ernst RD, Koroglu M, Cesani F, Nishino T, Chaljub G. Revisiting MRI for appendix location during pregnancy. AJR Am J Roentgenol 186(3):883-887, 2006. e-Pub 2006. PMID: 16498125.
      26. Mun S, Ernst RD, Chen K, Oto A, Shah S, Mileski WJ. Rapid CT diagnosis of acute appendicitis with IV contrast material. Emerg Radiol 12(3):99-102, 2006. e-Pub 2006. PMID: 16362812.
      27. Oto A, Ernst RD, Shah R, Koroglu M, Chaljub G, Gei AF, Zacharias N, Saade G. Right-lower-quadrant pain and suspected appendicitis in pregnant women: Evaluation with MR imaging--initial experience. Radiology 234(2):445-451, 2005. e-Pub 2005. PMID: 15591434.
      28. Oto A, Srinivasan PN, Ernst RD, Chaljub G, Gei AF, Saade G. Magnetic resonance imaging of maternal diseases causing acute abdominal pain during pregnancy: A pictorial review. J Comput Assist Tomogr 29(3):408-414, 2005. e-Pub 2005. PMID: 15891515.
      29. Koroglu M, Ernst RD, Oto A, Mileski WJ. Traumatic diaphragmatic rupture: Can oral contrast increase CT detectability?. Emerg Radiol 10(6):334-336, 2004. e-Pub 2004. PMID: 15278718.
      30. Shah RK, Oto A, Ozkan OS, Ernst RD, Hernandez JA, Chaudhary HB, Koroglu M. Adrenal oncocytoma: US and CT findings. JBR-BTR 87(4):180-182, 2004. e-Pub 2004. PMID: 15487257.
      31. Koroglu M, Wendel JD, Ernst RD, Oto A. Alternative diagnoses to stone disease on unenhanced CT to investigate acute flank pain. Emerg Radiol 10(6):327-333, 2004. e-Pub 2004. PMID: 15278717.
      32. Johnson CD, Toledano AY, Herman BA, Dachman AH, McFarland EG, Barish MA, Brink JA, Ernst RD, Fletcher JG, Halvorsen RA, Hara AK, Hopper KD, Koehler RE, Lu DS, Macari M, Maccarty RL, Miller FH, Morrin M, Paulson EK, Yee J, Zalis M, Zalis M. Computerized tomographic colonography: Performance evaluation in a retrospective multicenter setting. Gastroenterology 125(3):688-695, 2003. e-Pub 2003. PMID: 12949715.
      33. Shah RK, Shaw SA, Marroquin S, Tatum J, Ernst RD, Swischuk LE, Hernandez JA. Adult intussuception as a cause of abdominal symptoms: Case report and review of literature. Emerg Radiol 10(1):53-56, 2003. e-Pub 2003. PMID: 15290534.
      34. Ernst RD, Sarai P, Nishino T, Collins T, Oto A, Hernandez A, Walser EM, Chaljub G. Transition from film to electronic media in the first-year medical school gross anatomy lab. J Digit Imaging 16(4):337-340, 2003. e-Pub 2003. PMID: 14749968.
      35. Chaljub G, Shah RK, LaForte R, Ernst RD, Cesani F, Walser EM. Radiology acronyms 2002. Appl Radiol 31(11):21-26, 2002. e-Pub 2002.
      36. Hoffman H, Torres WE, Ernst RD. Paleoradiology: Advanced CT in the evaluation of nine Egyptian mummies. Radiographics 22(2):377-385, 2002. e-Pub 2002. PMID: 11896227.
      37. Chaljub G, Ernst RD, Rodriquez G, Callas J, Sandler CM. Emergent MRI utilizing a 5-inch surface coil to evaluate for acute penile fracture. Emerg Radiol 9(1):35-37, 2002. e-Pub 2002. PMID: 15290598.
      38. Conrad JA, Lee, DK, Chaljub G, Ernst RD, Adegbovega P, Gei AF, Walser EM. Placenta percreta: Magnetic resonance imaging and temporary bilateral internal iliac artery balloon occlusion. J Womens Imaging 4(3):139-144, 2002. e-Pub 2002.
      39. Ernst RD, Baumgartner BR, Tamm EP, Torres WE. Development of a teaching file by using a DICOM database. Radiographics 22(1):217-221, 2002. e-Pub 2002. PMID: 11796909.
      40. Ernst RD, Carpenter W, Torres W, Wheeler S. Combining speech recognition software with Digital Imaging and Communications in Medicine (DICOM) workstation software on a Microsoft Windows platform. J Digit Imaging 14(2 Suppl 1):182-183, 2001. e-Pub 2001. PMID: 11442089.
      41. Ernst RD, Kim HS, Kawashima A, Middlebrook MR, Sandler CM. Near real-time CT fluoroscopy using computer automated scan technology in nonvascular interventional procedures. AJR Am J Roentgenol 174(2):319-321, 2000. e-Pub 2000. PMID: 10658698.
      42. Ernst RD, Le VT, Kawashima A, Caskey C, Zelitt D, Tamm EP, Sandler CM. A picture archiving and communications system featuring multiple monitors using Windows 98. J Digit Imaging 12(2 Suppl 1):106-108, 1999. e-Pub 1999.
      43. Tamm EP, Ernst RD, Weems W. The virtual lecture: Delivery of live and recorded presentations over the internet. AJR Am J Roentgenol 172(1):9-12, 1999. e-Pub 1999. PMID: 9888729.
      44. Huynh SL, Ernst RD, Tamm EP, Kramer LA, Middlebrook MR, Cohen AM, Wallace MJ, Sandler CM, Kawashima A. Floating table, bolus tracking gadolinium enhanced MR angiography for aortoiliac and peripheral runoff. AJR Am J Roentgenol Web Review, 1999. e-Pub 1999.
      45. Ernst RD, Kawashima A, Shepherd W, Tamm EP, Sandler CM. Distributing digital imaging and communications in medicine data and optimizing access over satellite networks. J Digit Imaging 12(2 Suppl 1):195-196, 1999. e-Pub 1999. PMID: 10342210.
      46. Chin H, Klepac D, Ernst RD, Kawashima A, Tamm EP, Reyna D, Sandler CM. Digital photography of digital imaging and communications in medicine-3 images from computers in the radiologist's office. J Digit Imaging 12(2 Suppl 1):192-194, 1999. e-Pub 1999. PMID: 10342209.
      47. Liu TH, Consorti ET, Kawashima A, Ernst RD, Black CT, Greger PH, Fischer RP, Mercer DW. The efficacy of magnetic resonance cholangiography for the evaluation of patients with suspected choledocholithiasis before laparoscopic cholecystectomy. Am J Surg 178(6):480-484, 1999. e-Pub 1999. PMID: 10670857.
      48. Amin RS, Nikolaidis P, Kawashima A, Kramer LA, Ernst RD. Normal anatomy of the fetus at MR imaging. Radiographics 19 Spec No:S201-S214, 1999. e-Pub 1999. PMID: 10517455.
      49. Takahashi N, Kawashima A, Ernst RD, Boridy IC, Goldman SM, Benson GS, Sandler CM. Ureterolithiasis: Can clinical outcome be predicted with unenhanced helical CT?. Radiology 208(1):97-102, 1998. e-Pub 1998. PMID: 9646798.
      50. McNicholas MM, Raptopoulos VD, Schwartz RK, Sheiman RG, Zormpala A, Prassopoulos PK, Ernst RD, Pearlman JD. Excretory phase CT urography for opacification of the urinary collecting system. AJR Am J Roentgenol 170(5):1261-1267, 1998. e-Pub 1998. PMID: 9574598.
      51. Kawashima A, Sandler CM, Fishman EK, Charnsangavej C, Yasumori K, Honda H, Ernst RD, Takahashi N, Raval BK, Masuda K, Goldman SM. Spectrum of CT findings in nonmalignant disease of the adrenal gland. Radiographics 18(2):393-412, 1998. e-Pub 1998. PMID: 9536486.
      52. Mostafavi MR, Ernst RD, Saltzman B. Accurate determination of chemical composition of urinary calculi by spiral computerized tomography. J Urol 159(3):673-675, 1998. e-Pub 1998. PMID: 9474123.
      53. Cesani F, Ernst RD, Story G, Villanueva-Meyer J. Multicentric meningioma evaluation with TC-99m MIBI SPECT, CT and MRI. Clin Nucl Med 20(6):557-558, 1995. e-Pub 1995.
      54. San Miguel VV, Martens MG, Ernst RD. Infected pancreatic pseudocyst mimicking acute salpingitis. J Gynecol Surg 10(2):115-119, 1994. e-Pub 1994.
      55. Cesani F, Ernst RD, Walser E, Villanueva-Meyer J. Tc-99m sestamibi imaging of a pancreatic VIPoma and parathyroid adenoma in a patient with multiple type I endocrine neoplasia. Clin Nucl Med 19(6):532-534, 1994. e-Pub 1994.

      Invited Articles

      1. Ernst RD, Kawashima A, Sandler CM, Goldman SM. Noncontrast helical CT of renal calculus: an update. Appl Radiol 28(2):8-12, 1999. e-Pub 1999.
      2. Kawashima A, Sandler CM, Ernst RD, Goldman SM, Raval B, Fishman EK. CT evaluation of renal infection. J Postgrad Radiol 18(3):129-148, 1998. e-Pub 1998.
      3. Ernst RD, Kressel H. Prostate MRI imaging with the endorectal coil. Magnetom Flash, 1996. e-Pub 1996.

      Review Articles

      1. Young PM, Golia Pernicka JS, Jing AB, Ernst RD, Rauch GM. MR imaging of anal cancer. Magn Reson Imaging Clin N Am 34(4):649-662, 2026. e-Pub 2026. PMID: 42855208.
      2. Gollub MJ, Costello JR, Ernst RD, Lee S, Maheshwari E, Petkovska I, Wasnik AP, Horvat N. A primer on rectal MRI in patients on watch-and-wait treatment for rectal cancer. Abdom Radiol (NY) 48(9):2836-2873, 2023. e-Pub 2023. PMID: 37099182.
      3. El Homsi M, Sheedy SP, Rauch GM, Ganeshan DM, Ernst RD, Golia Pernicka JS. Follow-up imaging of anal cancer after treatment. Abdom Radiol (NY) 48(9):2888-2897, 2023. e-Pub 2023. PMID: 37024606.
      4. Golia Pernicka JS, Sheedy SP, Ernst RD, Minsky BD, Ganeshan D, Rauch GM. MR staging of anal cancer: What the radiologist needs to know. Abdom Radiol (NY) 44(11):3726-3739, 2019. e-Pub 2019. PMID: 31041496.
      5. Kaur H, Ernst RD, Rauch GM, Harisinghani M. Nodal drainage pathways in primary rectal cancer: Anatomy of regional and distant nodal spread. Abdom Radiol (NY) 44(11):3527-3535, 2019. e-Pub 2019. PMID: 31628513.
      6. Ciombor KK, Ernst RD, Brown G. Diagnosis and diagnostic imaging of anal canal cancer. Surg Oncol Clin N Am 26(1):45-55, 2017. e-Pub 2017. PMID: 27889036.
      7. Kaur H, Choi H, You YN, Rauch GM, Jensen CT, Hou P, Chang GJ, Skibber JM, Ernst RD. MR imaging for preoperative evaluation of primary rectal cancer: Practical considerations. Radiographics 32(2):389-409, 2012. e-Pub 2012. PMID: 22411939.
      8. Oto A, Eltorky MA, Dave A, Ernst RD, Chen K, Rampy B, Chaljub G, Nealon W. Mimicks of pancreatic malignancy in patients with chronic pancreatitis: Correlation of computer tomography imaging features with histopathiologic findings. Curr Probl Diagn Radiol 35(5):199-205, 2006. e-Pub 2006. PMID: 16949476.
      9. Garman ME, Blumberg MA, Ernst RD, Raimer SS. Familial leiomyomatosis: A review and discussion of pathogenesis. Dermatology 207(2):210-213, 2003. e-Pub 2003. PMID: 12920381.
      10. Kawashima A, Sandler CM, Ernst RD, Tamm EP, Goldman SM, Fishman EK. CT evaluation of renovascular disease. Radiographics 20(5):1321-1340, 2000. e-Pub 2000. PMID: 10992021.
      11. Kawashima A, Sandler CM, Ernst RD, Takahashi N, Roubidoux MA, Goldman SM, Fishman EK, Dunnick NR. Imaging of nontraumatic hemorrhage of the adrenal gland. Radiographics 19(4):949-963, 1999. e-Pub 1999. PMID: 10464802.
      12. Kawashima A, Sandler CM, Ernst RD, Goldman SM, Raval B, Fishman EK. Renal inflammatory disease: The current role of CT. Crit Rev Diagn Imaging 38(5):369-415, 1997. e-Pub 1997. PMID: 9391748.

      Professional Educational Materials

      1. Gollub M, Harisinghani MG, Ernst RD, Kaur H, Kim D, Sheedy S. Rectal Cancer Staging: A Competency-Based Assessment of MR Imaging Proficiency. American College of Radiology, 2018.
      2. Sarai P, Ernst RD, Nishino T, Chaljub G, Oto A. Gross Anatomy and Radiology CD, 2008.
      3. . Spiral CT Angiography. General Electric Computed Tomography TiP-TV Broadcast, 1997.
      4. Javitt MC, Amendola M, Chow J, Ernst RD, Harisinghani M, Kenney P, Langer J, Wasserman N, Wong J, Weber T, Woodfield C. SUR Guidelines for Resident Curriculum and Training in Genitourinary Radiology. Society of Uroradiology.

      Other Articles

      1. Kassam, Z, Lang, R, Bates, DD, Chang, KJ, Fraum, TJ, Friedman, KA, Golia Pernicka, JS, Gollub, M, Harisinghani, M, Khatri, G, Lall, CG, Lee, S, Magnetta, M, Nougaret, S, Paspulati, RM, Paroder, V, Shaish, H, Kim, DH, Arya, S, Baheti, A, Beets-Tan, RG, dePrisco, G, Ernst, RD, Ganeshan, DM, Hope, TA, Horvat, N, Jhaveri, KS, Kaur, H, Korngold, E, Lalwani, N, Moreno, CC, Petkovska, I, Pickhardt, PJ, Rauche, G, Sheedy, S Correction. Abdominal Radiology 48(1):200, 2023. PMID: 36114288.

      Abstracts

      1. Kaur H, Chang GJ, Konishi T, You YN, Rauch GM, Ernst RD. Pelvic nodal anatomy and patterns of nodal spread in rectal cancer. Radiological Society of North America 105th Scientific Assembly and Annual Meeting, 2019. e-Pub 2019.
      2. Rauch GM, Ernst RD, Marcal LP, Choi H, Chang GJ, You YN, Skibber J, Rodriguez-Bigas M, Kaur H. Role of the high-resolution MRI in the presurgical evaluation of low rectal tumors. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      3. Ernst RD, Kaur H, Rauch GM, Chang GJ, You YN, Choi H, Rodriguez-Bigas M, Marcal LP. Key findings in rectal cancer with emphasis on 3T MRI. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      4. Jensen CT, Rauch GM, You YN, Chang GJ, Choi H, Ernst RD, Kaur H. Mucinous adenocarcinoma of the rectum: Disease patterns and pitfalls. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      5. Marcal LP, Rauch GM, Kaur H, Ernst RD. High-resolution MR imaging of cervical cancer. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      6. Rauch GM, Marcal LP, Ernst RD, Boonsirikamchai P, Klopp A, Choi H, Kaur H. Optimization of high-resolution MRI technique for pretreatment staging of the cervical and endometrial cancer. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      7. Fitzgerald NE, Ernst RD, Bedi DG. Ultrasound of the gastrointestinal tract: Experience in a large cancer hospital. Radiological Society of North America 97th Scientific Assembly and Annual Meeting Program, 2011. e-Pub 2011.
      8. Bedi DG, Ernst RD, Lu KH. Sonographic findings in early ovarian cancer: Preliminary experience in a population of high risk women screened with biannual ultrasound. Radiological Society of North America 96th Scientific Assembly and Annual Meeting Program. e-Pub 2010.
      9. Patnana M, Ernst RD, Bedi DG. Ultrasound in soft tissue tumors: An invaluable imaging tool in the diagnosis and management of malignancy and surveillance for recurrence. Radiological Society of North America 96th Scientific Assembly and Annual Meeting Program. e-Pub 2010.
      10. Kaur H, Ernst RD, Sagebiel TL, You YN, Hou P, Choi H. Preoperative staging of primary rectal tumors: Role of thin section multiplanar 2D T2 FSE imaging, 3D cube, and diffusion-weighted imaging. Radiological Society of North America 96th Scientific Assembly and Annual Meeting Program. e-Pub 2010.
      11. Koroglu M, Kayhan A, Orin S, Ernst RD, Yacoub J, Oto A. MRI of ectopic pregnancy: Imaging features and incremental value to ultrasound. 110th Annual Meeting of the American Roentgen Ray Society, AJR Am J Roentgenol 194(5 Suppl), 2010. e-Pub 2010.
      12. Haygood T, Galvan E, Lano E, Ernst RD, Viswanathan C, Rohren E, Devine C, Marom E. How well do radiologists remember test images?. 110th Annual Meeting of the American Roentgen Ray Society, AJR Am J Roentgenol 194(5 Suppl), 2010. e-Pub 2010.
      13. Oto A, Kulkarni K, Obara P, Ernst RD. MR imaging of maternal diseases of abdomen and pelvis in pregnant patients. Radiological Society of North America 94th Scientific Assembly and Annual Meeting Program. e-Pub 2008.
      14. Oto A, Ernst RD, Ghulmiyyah L, Riascos-Castaneda R, Saade G, Hughes D, Chaljub G. Role of MRCP in evaluation of pregnant patients with acute pancreaticobiliary disease. 108th Annual Meeting of the American Roentgen Ray Society, AJR Am J Roentenol 190(4 Suppl), 2008. e-Pub 2008.
      15. Bhosale P, Vikram R, Balachandran A, Ernst RD, Leonard M, Charnsanjavej C, Tamm E. Imaging findings after Whipples surgery. 108th Annual Meeting of the American Roentgen Ray Society, AJR Am J Roentenol 190(4 Suppl), 2008. e-Pub 2008.
      16. Bedi D, Patnana M, Gonzalez-de Luna MA, Viswanathan C, Bhosale P, Ernst RD, Bronstein Y, Balachandran A, LePetross C, Devine C, Marcal LP, Vikram K, Lem KW. Ovarian cancer screening: Unveiling the corpus luteum and other actors - how to sort them out. 108th Annual Meeting of the American Roentgen Ray Society, AJR Am J Roentenol 190(4 Suppl), 2008. e-Pub 2008.
      17. Oto A, Ernst RD, Ghulmiyyah L, Hughes DE, Nishino TK, Saade G. MR imaging in triage of pregnant patients with acute abdominal and pelvic pain. Radiological Society of North America 93rd Scientific Assembly and Annual Meeting Program. e-Pub 2007.
      18. Ernst RD, Hughes D, Oto A, Tamm E, Riascos R, Nishino T, Silverman PM. Web-based broadcast for the radiology noon conference. Radiological Society of North America 93rd Scientific Assembly and Annual Meeting Program [Certificate of Merit Winner], 2007. e-Pub 2007.
      19. Oto A, Ernst RD, Jesse MK, Le O, Riascos R, Chaljub G, Saade G. MR imaging of cystic lesions during pregnancy. American Roentgen Ray Society 107th Annual Meeting Abstract Book, AJR Am J Roentgenol 188(5 Suppl), 2007. e-Pub 2007.
      20. Ernst RD, Leonard M, Mun S, Le O, Oto A, Chaljub G, Luciano V, Riascos R. Evaluation of radiology departmental emergency plans, using lessons taught by Hurricane Rita. American Roentgen Ray Society 107th Annual Meeting Abstract Book, AJR Am J Roentgenol 188(5 Suppl), 2007. e-Pub 2007.
      21. Ernst RD, Oto A, Cano O, Cesani F, Ethridge K. Alternative diagnosis of appendicitis as seen with CT using only IV contrast. American Roentgen Ray Society 107th Annual Meeting Abstract Book, AJR Am J Roentgenol 188(5 suppl), 2007. e-Pub 2007.
      22. Gurcan MN, Ernst RD, Oto A, Worrell S, Hoffmeister J, Rogers S. Measurement of colonic polyp size from virtual colonoscopy studies: Comparison of manual and automated methods. Progress in Biomedical Optics and Imaging - Proceedings of Society of Photographic Instrumentation Engineers (SPIE), 2006. e-Pub 2006.
      23. Reddy V, Ernst RD, Oto A, Soloff E, Cesani F, Mileski W, Zachariah B. CT diagnosis of acute appendicitis with IV contrast material alone. American Roentgen Ray Society 106th Annual Meeting Abstract Book, AJR Am J Roentgenol 184(4 Suppl), 2006. e-Pub 2006.
      24. Oto A, Banta B, Sullivan R, Adegboyaga P, Eksinar S, Ernst RD, Swischuk L. Overcalled acute appendicitis on abdominal CT: Evaluation features with histopathologic correlation. American Roentgen Ray Society 106th Annual Meeting Abstract Book, AJR Am J Roentgenol 186(4 Suppl), 2006. e-Pub 2006.
      25. Dave A, Ernst RD, Oto A, Reddy VR, Mileski W, Cesani F, Jones E. Radiological manifestations of motorcycle injuries during yearly biker rally. American Roentgen Ray Society 106th Annual Meeting Abstract Book, AJR Am J Roentgenol 186(4 Suppl), 2006. e-Pub 2006.
      26. Oto A, Dave A, Qiu S, Ernst RD. Submucosal gastroduodenal lesions: CT findings and differential diagnosis. American Roentgen Ray Society 106th Annual Meeting Abstract Book, AJR Am J Roentgenol 186(4 Suppl), 2006. e-Pub 2006.
      27. Green P, Ernst RD, Oto A, Cesani F, Snyder R, Ethridge KM. The radiologist's role in diagnosis and management of ruptured ectopic pregnancies. American Roentgen Ray Society 106th Annual Meeting Abstract Book, AJR Am J Roentgenol 186(4 Suppl), 2006. e-Pub 2006.
      28. Ernst RD, Reddy VR, Oto A, Matta FF, Rodriguez G, Spier JM. Ultrasound of extratesticular masses with CT and MR correlation. Radiological Society of North America 91st Scientific Assembly and Annual Meeting Program, 2005. e-Pub 2005.
      29. Oto A, Dave A, Eltorky M, Ernst RD, Chaljub G, Nealon WH. CT findings mimicking pancreatic neoplasms in patients with chronic pancreatitis. Radiological Society of North America 91st Scientific Assembly and Annual Meeting Program. e-Pub 2005.
      30. Sullivan RD, Ernst RD, Chaljub G, Oto A, Blackwell T, Nishino TK. Internet and CDROM resources for residency recruiting. Radiological Society of North America 91st Scientific Assembly and Annual Meeting Program. e-Pub 2005.
      31. Oto A, Le O, Ernst RD, Mileski W, Wolfe GW, Nishino TK. 3D localization of appendix by MDCT and its impact on a surgeon's choice of appendectomy incision. Radiological Society of North America 91st Scientific Assembly and Annual Meeting Program. e-Pub 2005.
      32. Srinivasan P, Oto A, Ernst RD, Bertolino P, Koroglu M, Gei A. Location of the appendix in pregnant patients: Revisited by MR imaging after 72 years. American Roentgen Ray Society 105th Annual Meeting Abstract Book, AJR Am J Roentgen 184(4 Suppl), 2005. e-Pub 2005.
      33. Nishino T, Ernst RD, Oto A, Chaljub G, Johnson R, et al. Web-based testing for radiology residents. American Roentgen Ray Society 105th Annual Meeting Abstract Book, AJR Am J Roentgen 184(4 Suppl), 2005. e-Pub 2005.
      34. Oto A, Ernst RD, Dave A, Le O, Patel A, Wallace J, Chaljub G. Comparison of T2-weighted fast spin echo sequences acquired with and without parallel imaging technique in MRI of the liver. American Roentgen Ray Society 105th Annual Meeting Abstract Book, AJR Am J Roentgen 184(4 Suppl), 2005. e-Pub 2005.
      35. Ernst RD, Hardie R, Gurcan M, Oto A, Rogers S, Hoffmeister J. CAD performance analysis for pulmonary nodule detection: Comparison of thick-and thin-slice helical CT scans. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program, 2004. e-Pub 2004.
      36. Mun S, Chen K, Ernst RD, Shah S, Oto A, Mileski W, Swischuk L. Rapid CT diagnosis of acute appendicitis with IV contrast material. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      37. Raju G, Abraham B, Schreiber M, Nath S, Ernst RD, Oto A. A prospective comparison of enteroclysis and capsule endoscopy in the diagnosis of obscure gastrointestinal bleeding. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      38. Lacy J, Ernst RD, Chaljub G, Oto A. Commercial teleradiology interpretation of musculoskeletal (MSK) MRI studies: Educational and financial rewards for an academic radiology department. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      39. Wallace J, Oto A, Ernst RD, Le O, Dave A, Patel A. Comparison of 3D-GRE T1-weighted sequences acquired with and without parallel imaging technique in MRI of the liver. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      40. Shah S, Oto A, Ernst RD, Lacy J, Soloff E, Bhutani M. CT colonography post processing techniques using the new GE Advantage Windows Workstation Version 4.1 with Linux 2.4.18 on an HP Workstation running dual Intel Xeon 3.0 GGHz processors. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      41. Chen P, Ernst RD, Green P, Cesani F, Handley T, Oto A, et al. First trimester ultrasound DICOM image-based radiology resident assessment. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      42. Sarai P, Ernst RD, Oto A, Chaljub G, Nishino T, Leonard M, et al. Incorporating radiological anatomy lectures into the first-year medical student gross anatomy course. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      43. Oto A, Srinivasan P, Ernst RD, Koroglu M, Gei A, Saade G. MR imaging of acute abdomen during pregnancy. Radiological Society of North America 90th Scientific Assembly and Annual Meeting Program. e-Pub 2004.
      44. Annamalai P, Anderson M, Ernst RD, Nishino T, Oto A, Wendel J. Comparison of transmission rates of DICOM data via 10 mbps, 100 mbps and 1 gpbs ethernet. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      45. Sarai P, Ernst RD, Chaljub G, Morton L, Nishino T, Oto A, et al. Incorporation of radiology cases in a problem-based learning format for teaching medical gross anatomy. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      46. Shah R, Chaljub G, Ernst RD, Johnson R, Nishino T, Oto A. MRI artifacts in body imaging. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      47. Oto A, Anderson M, Chaljub G, Ernst RD, Morettin L, Ozkan O. MRI of the kidneys using FAME (fasr acquisition, with multi-phase EFGRE3D: Comparison with 2D GRE sequence. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      48. Oto A, Chaljub G, Ernst RD, Shah R, Walser E, Wendel J. Right lower quadrant pain and suspected appendicitis in pregnant patients: Evaluation by pelvic MRI. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      49. Giger M, Cheema J, Uchiyama Y, Mitani Y, Aoyama M, Armato S, Ernst RD, Hans A, Zhou C, Raman B. Special focus session latest developments in computer-aided diagnosis for thoracic CT interpretations. Radiological Society of North America 89th Scientific Assembly and Annual Meeting. e-Pub 2003.
      50. Oto A, Ozkan O, Walser E, Ernst RD, et al. CT findings in patients with chronic pancreatitis who underwent whipple surgery for possible pancreatic cancer. American Roentgen Ray Society 103rd Annual Meeting Abstract Book, AJR Am J Roentgenol 180(3 Suppl), 2003. e-Pub 2003.
      51. Ernst RD, Sarai P, Callas J, Chaljub G, Ozkan O, Oto A, et al. Transition from film to electronic media in the first-year medical school gross anatomy lab. 20th Symposium for Computer Applications in Radiology, J Digit Imaging 16(Suppl 1):138-139, 2003. e-Pub 2003.
      52. Anderson M, Ernst RD, Shah R, Walser E, Ozkan O, Tamm E. A duplicate picture archiving and communication system (PACS). Radiological Society of North America 88th Scientific Assembly and Annual Meeting, Radiology, 2002. e-Pub 2002.
      53. Ernst RD, Ozkan OS, Oto A, Nishino TK, Walser EM, Chaljub G. Use of manual pre-scanning for rapid MRI and decreased gradient notes exposure. Radiological Society of North America 88th Scientific Assembly and Annual Meeting, Radiology 225(P Suppl), 2002. e-Pub 2002.
      54. Ernst RD, Callas J, Chaljub G, Ozkan OS, Khamapirad T, Sarai A. Teaching atlas in HTML format for first-year gross anatomy and radiology course. Radiological Society of North America 88th Scientific Assembly and Annual Meeting, Radiology 225(P Suppl), 2002. e-Pub 2002.
      55. Marroquin S, Ernst RD, Chaljub G, Walser E, Swischuk L. Autorad PACS workstation sharpening filter as an alternative to CT scanner console generated bone and lung reformats. American Roentgen Ray Society 102nd Annual Meeting Abstract Book, AJR Am J Roentgenol 178(3 Suppl), 2002. e-Pub 2002.
      56. Shah R, Ernst RD, Luciano V, Anderson A, Nishino T, Johnson R, et al. Development, construction, and implementation of a low cost, one terabyte teaching file archive. Radiological Society of North America 88th Scientific Assembly and Annual Meeting, Radiology 225(P Suppl), 2002. e-Pub 2002.
      57. Ernst RD, Le V, Kawashima A, Tamm E, Sandler C. A high-quality, low-cost, internet/intranet-based teaching file. J Digit Imaging 11(Suppl 1):203, 1998. e-Pub 1998.
      58. Corines MJ, Gibbs P, Horvat N, Baheti A, Sheedy S, Lee S, Nougaret S, Ernst RD, Moreno C, Korngold E, Petkovska I, Fox M, Nahas S, Gollub M. MRI radiomics to detect residual mucinous rectal adenocarcinoma post total neoadjuvant treatment. SAR 2023 Annual Meeting.

      Book Chapters

      1. Richardson HH, Oto A, Ernst, RD, McElroy M, Easter D. Possible appendicitis. In: The SAGES Manuel of Strategic Decision Making: Case Studies in Minimal Access Surgery. Springer, 299-310, 2008.
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