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William A. Ross, MD, MBA

Present Title & Affiliation

Primary Appointment

Associate Professor, Department of Gastroenterology, Hepat,& Nutr, Division of Internal Medicine, The University of Texas M. D. Anderson Cancer Center, Houston, TX

Education & Training

Degree-Granting Education

1999 Colorado State University, Fort Collins, CO, MBA, Finance
1982 University of California, Irvine, Irvine, CA, MD
1978 University of California, Irvine, Irvine, CA, BS, cum laude Biological Sciences

Postgraduate Training

1995 Fellowship Therapeutic Biliary Endoscopy, Nihon University Medical School, Tokyo, Japan
1985-1987 Fellowship Gastroenterology, Gastroenterology, Baylor College of Medicine, Houston, TX
1984-1985 Clinical Residency, Baylor College of Medicine, Houston, TX
1983-1984 Clinical Residency, Internal Medicine, University of California, Irvine, Irvine, CA
1982-1983 Clinical Internship, Internal Medicine, Baylor College of Medicine, Houston, TX

Board Certifications

1994 Geriatrics
1/1989 Gastroenterology
1/1985 Internal Medicine

Experience/Service

Academic Appointments

Associate, Digestive and Liver Disease Consultants, Houston, TX, 2001-2002
Sr. Partner, Lake Charles Medical and Surgical Clinic, Lake Charles, LA, 1994-2001
Associate, Fort Bend Gastroenterology, Missouri City, TX, 1992-1993
Partner, Lake Charles Medical and Surgical Clinic, Lake Charles, LA, 1987-1992

Selected Publications

Peer-Reviewed Original Research Articles
1. Weston BR, Revathy I, Qiao W, Lee JH, Bresalier R, Ross WA. Ability of integrated positron emission and computed tomography to detect significant colonic pathology: the experience of a tertiary cancer center. Cancer. In Press.
2. Leung KK, Ross WA, Evans D, Fleming J, Lin E, Tamm EP, Lee JH. Pancreatic Cystic Neoplasm: The Role of Cyst Morphology, Cyst Fluid Analysis, and Expectant Management. Ann Surg Oncol. e-Pub 6/2009. PMID: 19536601.
3. Cen P, Correa AM, Le JH, Maru D, Anandasabapathy S, Liao Z, Hofstetter WL, Swisher SG, Komaki R, Ross WA, Vaporciyan A, Ajani JA. Adenocarcinoma of the lower esophagus with Barrett's esophagus or without Barrett's esophagus: differences in patients' survival after preoperative chemoradiation. Dis Esophagus 22(1). e-Pub 11/2008. PMID: 19021684.
4. Varadhachary GR, Wolff RA, Crane CH, Sun CC, Lee JE, Pisters PW, Vauthey JN, Abdalla E, Wang H, Staerkel GA, Lee JH, Ross WA, Tamm EP, Bhosale PR, Krishnan S, Das P, Ho L, Xiong H, Abbruzzese JL, Evans DB. Preoperative gemcitabine and cisplatin followed by gemcitabine-based chemoradiation for resectable adenocarcinoma of the pancreatic head. J Clin Oncol 26(21):3487-95, 7/2008. PMID: 18640929.
5. Weston BR, Ross WA, Wolff RA, Evans D, Lee JE, Wang X, Xiao LC, Lee JH. Rate of bilirubin regression after stenting in malignant biliary obstruction for the initiation of chemotherapy: how soon should we repeat endoscopic retrograde cholangiopancreatography? Cancer 112(11):2417-23, 6/2008. PMID: 18404695.
6. Ross WA, Wasan SM, Evans DB, Wolff RA, Trapani LV, Staerkel GA, Prindiville T, Lee JH. Combined EUS with FNA and ERCP for the evaluation of patients with obstructive jaundice from presumed pancreatic malignancy. Gastrointest Endosc 68(3):461-6, 4/2008. e-Pub 4/2008. PMID: 18384788.
7. Cen P, Hofstetter WL, Correa AM, Wu TT, Lee JH, Ross WA, Davilla M, Swisher SG, Fukami N, Rashid A, Maru D, Ajani JA. Lymphovascular invasion as a tool to further subclassify T1b esophageal adenocarcinoma. Cancer 112(5):1020-7, 3/2008. PMID: 18205187.
8. Cen P, Hofstetter WL, Lee JH, Ross WA, Wu TT, Swisher SG, Davila M, Rashid A, Correa AM, Ajani JA. Value of endoscopic ultrasound staging in conjunction with the evaluation of lymphovascular invasion in identifying low-risk esophageal carcinoma. Cancer 112(3):503-10, 2/2008. PMID: 18072264.
9. Tetzlaff ED, Correa AM, Komaki R, Swisher SG, Maru D, Ross WA, Ajani JA. Significance of thromboembolic phenomena occurring before and during chemoradiotherapy for localized carcinoma of the esophagus and gastroesophageal junction. Dis Esophagus 21(7):575-81, 2008. e-Pub 5/2/2008. PMID: 18459989.
10. Ross WA, Ghosh S, Dekovich AA, Liu S, Ayers GD, Cleary KR, Lee JH, Couriel D. Endoscopic Biopsy Diagnosis of Acute Gastrointestinal Graft-Versus-Host Disease: Rectosigmoid Biopsies are More Sensitive than Upper Gastrointestinal Biopsies. American Journal of Gastroenterology 103(4). e-Pub 11/2007. PMID: 18028511.
11. Murthy R, Brown DB, Salem R, Meranze SG, Coldwell DM, Krishnan S, Nunez R, Habbu A, Liu D, Ross WA, Cohen AM, Censullo M. Gastrointestinal Complications Associated with Hepatic Arterial Yttrium-90 Microsphere Therapy. J Vasc Interv Radiol 18/4:553-61, 4/2007.
12. Ross WA, Alkassab F, Lynch PM, Ayers GD, Ajani J, Lee JH, Bismar M. Evolving role of self-expanding metal stents in the treatment of malignant dysphagia and fistulas. Gastrointest Endosc 65/1:70-6, 1/2007. PMID: 17185082.
13. Rohatgi PR, Mansfield PF, Crane CH, Wu TT, Sunder PK, Ross WA, Morris JS, Pisters PW, Feig BW, Gunderson LL, Ajani JA. Surgical pathology stage by American Joint Commission on Cancer criteria predicts patient survival after preoperative chemoradiation for localized gastric carcinoma. Cancer 107/7:1475-82, 10/2006. PMID: 16944539.
14. Mullen JT, Lee JH, Gomez HF, Ross WA, Fukami N, Wolff RA, Abdalla EK, Vauthey JN, Lee JE, Pisters PW, Evans DB. Pancreaticoduodenectomy after placement of endobiliary metal stents. J Gastrointest Surg 9/8:1094-104; discussion 1104-5, 11/2005. PMID: 16269380.

Invited Articles
1. Ross WA. Treatment of Gastrointestinal Acute Graft-Versus-Host Disease. Curr Treat Options Gastroenterol 8/3:249-258, 6/2005. PMID: 15913514.
2. Ross WA, Couriel D. Colonic graft-versus-host disease. Curr Opin Gastroenterol 21/1:64-9, 2005. PMID: 15687887.
3. Ross WA, Bismar MM. Evaluation and management of periampullary tumors. Curr Gastroenterol Rep 6/5:362-70, 10/2004. PMID: 15341711.

Editorials
1. Ross WA. Small-bowel imaging: multiple paths to the last frontier. Gastrointest Endosc 68(6):1117-21, 12/2008. PMID: 19028219.

Abstracts
1. Petersen BT, Kahaleh M, Kozarek RA, Loren DE, Gupta K, Kowalski TE, Freeman M, Chen YK, Branch MS, Edmundowicz SA, Binmoeller KF, Baron TH, Gluck M, Ayub K, Shah RJ, Kinney TP, Ross WA, Jowell PS. A Multi-Site, Single Arm, Prospective Study of a New Nitinol, Self-Expanding, Biliary Fully-Covered Stent for the Palliative Treatment of Malignant Bile Duct Obstruction. Gastrointestinal Endoscopy 67(5):AB232, 4/2008.
2. Weston BR, Ross WA, Davila ML, Lee JH. Clinical Outcomes and Performance of Nitinol and Stainless Steel Uncovered Metal Stents for Malignant Biliary Strictures. Is There a Difference? Gastrointestinal Endoscopy 67(5):AB170, 4/2008.
3. Weston BR, Iyer RB, Lee JH, Ross WA. Clinical Significance of Incidental 18F-FDG Uptake in the Colon On PET/CT: Colonoscopic Findings in a Case Control Study. Gastrointestinal Endoscopy 67(5):AB82-AB83, 4/2008.
4. Lee JH, Davila RE, Ross WA, Davila ML. Self-Expandable Metal Stents in the Management of Benign and Malignant Colorectal Obstruction. Gastrointestinal Endoscopy 67(5):AB316-AB317, 4/2008.
5. Lee JH, Stewart J, Ananda S, Thirumurthi S, Ross WA, Xiao L, Staerkel GA. Comparison of Performace of 22 Gauge and 25 Gauge Needles in Endoscopic Ultrasound (EUS) Guided Fine Needle Aspiration (FNA). Gastrointest Endosc 65/5:AB309 (#T1621), 4/2007.
6. Weston BR, Ross WA, Lee JH. EUS Guided Transesophageal FNA in the Evaluation of Non-Esophageal Cancer Related Mediastinal Lesions. Gastrointest Endosc 65/5:AB202 (#M1235), 4/2007.
7. Goetz DH, Lee JH, Davila ML, Liu S, Fukami N, Ross WA. Performance of Covered vs. Uncovered Metal Stents in Malignant Strictures of the Common Duct. Gastrointest Endosc 65/5:AB222 (#M1304), 4/2007.
8. Leung K, Thirumurthi S, Ross WA, Lin E, Lee JH. The Prognostic Value of Endoscopic Ultrasound Parameters, Serum Tumor Markers, Cyst Fluid Tumor Markers, and Cyst Fluid Viscosity in Pancreatic Cyst Neoplasms. Gasrtointest Endosc 65/5:AB306 (#T1608), 4/2007.
9. Wasan S , Ross WA, Lahoti S, Lee JH. EUS-Guided FNA and ERCP in one session in presumed malignant biliary obstructions. Gastrointest Endos 61/5:AB305 (#W1301), 4/2005.
10. Wasan SM, Evans DB, Ross WA, Lee JH. Metal stents in surgically respectable pancreatic cancer. Am J Gastro 99/S10:S53-54 (#161), 10/2004.

Book Chapters
1. Ross WA. Graft vs Host Disease and Immunologic Complications. In: Medical Care of Cancer Patients. Ed(s) SJ Yeung, C Escalante, R Gagel. BC Decker, 278-284, 2009. PMID: 978-1-55009-312-4.
2. Lee JH, Ross WA. Invasive/Interventional Gastroenterology. In: Medical Care of the Cancer Patients. Ed(s) SJ Yeung, C Escalante, R Gagel. BC Decker, 285-291, 2009. PMID: 978-1-55009-312-4.

Letters to the Editor
1. Tan D, Ross WA. Colorectal polyps: clinical significance of endoscopic and pathologic correlation. Am J Clin Pathol 129(4):659-60; author reply 660, 4/2008. PMID: 18431859.

Last updated: 9/17/2009