Mazen Alasadi, MD, FACG, FASGE
Department of Gastroenterology Hepatology and Nutrition, Division of Internal Medicine
Present Title & Affiliation
Primary Appointment
Associate Professor, Department of Gastroenterology, Hepat,& Nutr, Division of Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas
Dual/Joint/Adjunct Appointment
Associate Professor, Department of Gastroenterology, Hepat,& Nutr, The University of Texas MD Anderson Cancer Center, Houston, Texas
Education & Training
Degree-Granting Education
| 1988 | Damascus University, Damascus, SY, MD |
Postgraduate Training
| 1997-2000 | Clinical Fellowship, Gastroenterology, University of Kansas Medical Center, Kansas City, Kansas |
| 1991-1994 | Internship and Residency, Internal Medicine, University of Illinois at Urbana-Champaign, Urbana, Illinois |
Board Certifications
| 2001 | American Board of Gastroenterology, Hepatology |
| 1996 | American Board of Internal Medicine |
Experience & Service
Academic Appointments
Assistant Professor, Department of Gastroenterology, Hepat,& Nutr, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018 - 2024
Clinical Assistant Professor of Medicine, Cleveland Clinic Lerner College of Medicine, Cleveland, OH, 2017 - 2018
Clinical Assistant Professor, Department of Gastroenterology, Hepat,& Nutr, Gulf Medical University, Ajman, 2013 - 2014
Chief of Gastroenterology and Hepatology, Department of Gastroenterology and Hepatology, Mafraq Hospital, Abu Dhabi, 2011 - 2014
Assistant Professor, Baylor College of Medicine, Houston, TX, 2003 - 2005
Administrative Appointments/Responsibilities
Patient Experience Officer, Department of Gastroenterology, Hepat,& Nutr, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - Present
Physician, Private Practice, Baytown, TX, 2005 - 2011
Physician, Kelsey-Seybold Clinic, Houston, TX, 2001 - 2005
Physician, St. Luke’s Episcopal Hospital, Houston, TX, 2001 - 2005
Physician, St. John’s Mercy Medical Group, Rolla, MO, 2000 - 2001
Physician, Woodland Community Hospital (underserved), Cullman, AL, 1994 - 1997
Physician, Addison Medical Clinic (underserved), Addison, AL, 1994 - 1997
Other Appointments/Responsibilities
Bi-Lingual Faculty Officer, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - Present
Gastroenterology Consultant, Cleveland Clinic Abu Dhabi (CCAD), Abu Dhabi, UAE, 2016 - 2018
Institutional Committee Activities
Member, HALs Gastroenterology, Hepatology, and Nutrition Business Committee, 2020 - Present
Member, MD Anderson Ambassador Events Committee, 2019 - Present
Member, HAL Procedures Steering Committee, 2019 - Present
Member, Faculty Incentive Planning Committee, 2019 - Present
Member, West Houston Shell Space Review for IR/Endoscopy Committee, 2019 - Present
Member, GI and Endoscopy Operations Planning Committee, 2019 - Present
Member, West Houston Campus Procedures and Anesthesiology Planning Committee, 2019 - Present
Honors & Awards
| Winner of Patient Experience Award West Houston Endoscopy 2020, The University of Texas MD Anderson Cancer Center | |
| Winner of Patient Experience Award West Houston Endoscopy 2021, The University of Texas MD Anderson Cancer Center | |
| Winner of Patient Experience Award West Houston Endoscopy 2022, The University of Texas MD Anderson Cancer Center |
Selected Publications
Peer-Reviewed Articles
- Silva NN, Doan HQ, Alasadi M. Not all comedones are facial: Rare perianal lesions. Journal of Clinical Images and Medical Case Reports, 2022. PMID: None.
- Hollander B, Khurana S, Jacob JS, Altan M, Wang J, Zhao D, Varatharajalu K, Alasadi M, Thomas AS, Wang Y. Mesalamine and cholestyramine for immune checkpoint inhibitor-mediated diarrhea and colitis. J Cancer Res Clin Oncol. e-Pub 2022. PMID: 35972690.
- Dutra BES, Wei D, Tan D, Alasadi M, Zhang HC, Thomas A, Thomas AS, Richards DM, Wang Y. Clinical Characteristics and Outcomes of Patients with Positive Celiac Serology and Cancer Therapy Exposure. J Cancer 13(3):815-822, 2022. e-Pub 2022. PMID: 35154450.
- Abu-Sbeih H, Mallepally N, Goldstein R, Chen E, Tang T, Dike UK, Al-Asadi M, Westin S, Halperin D, Wang Y. Gastrointestinal toxic effects in patients with cancer receiving platinum-based therapy. J Cancer 11(11):3144-3150, 2020. e-Pub 2020. PMID: 32231718.
- Abu-Sbeih H, Tran CN, Ge PS, Bhutani MS, Alasadi M, Naing A, Jazaeri AA, Wang Y. Case series of cancer patients who developed cholecystitis related to immune checkpoint inhibitor treatment. J Immunother Cancer 3(7):118, 2019. e-Pub 2019. PMID: 31053161.
- Alkhatib AA, Alasadi M. Choledocholithiasis in Roux-en-Y gastric bypass patients. Am J Gastroenterol 113(5):776-777, 2018. PMID: 29453381.
- Waness A, Bismar MM, Alasadi M, Elmustafa N, Al Sharqi K, Al Kaabi EA, Almaslamani Y, Roemer H. Continuity of care challenges in GCC countries: H. Pylori eradication as Example in a UAE Tertiary Care Center. International Journal of Medical Science and Public Health 4(8):1125-1131, 2015. PMID: None.
- Bismar MM, Alasadi M, Hendawy BS, Waness A. A case of successful remission of extensive primary gastric diffuse large B cell lymphoma: radiologic, endoscopic and pathologic evidence. Case Rep Gastroenterol 8(1):134-40, 2014. e-Pub 2014. PMID: 24847196.
- Skoczlas T, Yandrapu H, Poplawski C, Mazen A, Wallner G, Sarosiek J. Salivary Bicarbonate as a Major Factor in the Prevention of Upper Esophageal Mucosal Injury in Gastroesophageal Reflux Disease. Dig Dis Sci 59:2411-2416, 2014. PMID: None.
- Alasadi M, Jameson F, Tawfik O. A case to remember: Hemangiopericytoma of The Liver: Report of a Case and Review of the Literature. Practical Gastroenterology Journal 26(3), 2002. PMID: None.
- Alasadi M, Bennett C, Tawfik O. A case to remember: Colonic Lipoma: An unusual Presentation With Intussusception and Obstruction. Practical Gastroenterology Journal 15(7), 2001. PMID: None.
- Wang YH, Alasadi M. Gastrointestinal toxic effects in patients with cancer receiving platinum-based therapy (the “Work). American Journal of Clinical Oncology. PMID: None.
Abstracts
- Alasadi M, Abu-Sbeih H, Bokhari RH, Shuttlesworth GA, Gonzalez GN, Lum PJ. Helicobacter Pylori Infection in Cancer Patients: MD Anderson Cancer Center Experience. ACG 2019-poster, 2019. PMID: None.
- Tran C, Abu-Sbeih H, Bhutani MS, Alasadi M, Ge PS, Wang Y. Can Cholecystitis be an adverse event from immune checkpoint inhibitor treatment?. DDW 2019 oral presentation, 2019. PMID: None.
- Alasadi M, Bismar M, Waness A. Cluster of Hematophagic Gut Worms: a Diversified Case Series. 5th Annual SEHA Research Conference, 2013. PMID: None.
- Alasadi M, Skozylas T, Poplawski C, McCallum R, Wallner G, Sarosiek J. Patients with Reflux Esophagitis Secrete More EGF inthe Proximal Than the Distal Segment of Esophagus: It’s Potential Pathogenetic Implication. American College of Gastroenterology Annual Meeting, 2004. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, Jaworski T, McCallum R, Sarosiek J. Glycoconjugate Component of the Esophageal Pre-Epithelial Defense in Patients With Reflux Esophagitis Is Significantly Impaired: Its Pathogenetic Implications. American College of Gastroenterology Annual Meeting, 2002. PMID: None.
- Alasadi M, Poplawski C, Skoczlas T, Sarosiek J. The Significantly Higher Content of Epidermal Growth factor within the Lower Esophageal Mucosa Could Be a Factor Preventing the Development of Mucosal Injury under Exposure to Gastroesophageal Reflux. American Gastroenterological Association Annual Meeting, 2002. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, McCallum R, Sarosiek J. The Upper Esophageal Mucosal Buffering Capacity In Patients With Reflux Esophagitis Is Significantly Impaired: Its Pathogenetic Implications. American Gastroenterological Association Annual Meeting, 2002. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, McCallum R, Sarosiek J. Salivary Bicarbonate Secretion, Mediated By The Esophago-Salivary Reflex In Patients With Reflux Esophagitis Is Significantly Impaired: Its Pathogenetic Implications. American Gastroenterological Association Annual Meeting, 2001. PMID: None.
- Alasadi M, Daaboul B, Raju GS, Crawford G, Hershberger J. Endoscopic Hemostasis: Clipping Of a Technically Challenging Arterial Spurter. American College of Gastroenterology Annual Meeting, 2000. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, McCallum R, Sarosiek J. An Impairment In Esophageal Glycoconjugate Secretion in Patients with Reflux Esophagitis Represents A Generalized Phenomenon Potentially Predisposing To the Development of Mucosal Injury. American College of Gastroenterology Annual Meeting, 2000. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, Loftiss M, SarosiekJ. A Strong Salivary Secretory Response, In Terms Of Prostaglandin E2, During the Upper Esophageal Mucosal Exposure to Acid and Pepsin Could Be A Factor in Prevention Of The Upper Esophageal Mucosal Injury during Gastroesophageal Reflux. American College of Gastroenterology Annual Meeting, 2000. PMID: None.
- Alasadi M, Skoczlas T, Kalahasthy K, Poplawski C, Loftiss M, Sarosiek I, Sarosiek J. The Qualitative and Quantitative Impairment In Salivary Esophagoprotection In Patients With Sjogren’s Syndrome: A Clinical Benefit of Mastication. American Gastroenterological Association annual meeting, 2000. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, Loftiss M, Sarosiek J. Significantly Higher SalivaryBicarbonate and Non-Bicarbonate Output During the Upper Esophageal Mucosal Exposure to Acid and Pepsin Could Be a Factor In Prevention of The Upper Esophageal Mucosal Injury During Gastro esophageal Reflux. American Gastroenterological Association annual meeting, 2000. PMID: None.
- Alasadi M, Poplawski C, Skoczylas T, Loftiss M, McCallum RW, Sarosiek J. The Difference in the Rate of Prostaglandin E2 Secretion withinthe Lower and the UpperEsophageal Mucosa: Its Potential Pathogenetic Implications. American Gastroenterological Association annual meeting, 2000. PMID: None.
- Alasadi M, Poplawski C, Marcinkiewicz M, Peura DA, Zbroch T, Sarosiek J. Significantly Elevated Prostaglandin E2 Content In Fasting Gastric Juice Of Patients With Non-Ulcer Dyspepsia: Is It A Culprit of Their Symptomatology?. American College of Gastroenterology annual meeting, 1999. PMID: None.
- Alasadi M, Poplawski C, Loftiss M, Kita A, McCallum RW, Sarosiek J. An Insight into the Upper and the Lower Esophageal Secretory Function: Its Potential Clinical Significance. American College of Gastroenterology annual meeting, 1999. PMID: None.
- Asadi M, Topalovski M, Sharma P, Weston AP. Prospective Multivariate Evaluation of cardia Intestinal Metaplasia. Poster presentation American Gastroenterologic Association Annual meeting, 1999. PMID: None.
- Alasadi M, Hiba MR, Daaboul B, Kyner JL, McCallum RW. Is There a Difference in the Prevalence of Gastrointestinal Symptoms between Type I and Type II Diabetics?. American Gastroenterological Association Annual meeting, 1999. PMID: None.
- Alasadi M, Poplawski C, Zbroch T, Weston AP, Brown R, Badr AS, Marcinkiewicz M, Sarosiek J. Smoking Status Affects The Content Of Mucin But Not Prostaglandins And Peptide Growth Factors In Gastric Juice: Its Potential Pathogenetic Implications. American Gastroenterological Association Annual meeting, 1999. PMID: None.
- Alasadi M, Hiba MR, Daaboul B, Kyner JL, McCallum RW. Quality Of Life In Diabetics Is substantially Affected By The High prevalence Of Gastrointestinal Symptoms. American Gastroenterological Association Annual meeting, 1999. PMID: None.
- Alasadi M, Poplawski C, Zbroch T, Weston AP, Brown R, Badr AS, Marcinkiewicz M, Serosiek J. Does Chronic Administration Of A Small Dose Of Non-Steroidal Anti-Inflammatory Drugs Affects Concentration Of Prostaglandin E2 And Peptide Growth Factors In fasting Gastric Juice? It’s Potential Diagnostic Implications. American Gastroenterological Association Annual meeting, 1999. PMID: None.
- Alasadi M, Hiba MR, Daaboul B, Kyner JL, McCallum RW. Prevalence of Gastro-Intestinal Symptoms In-Patients with Diabetes Mellitus: Comparison between Type I and Type II. Southern Society of Clinical Investigation meeting, 1999. PMID: None.
- Alasadi M, Hiba MR, Daaboul B, Kyner J, McCallum RW. Prevalence of GI Symptoms in Patients with Diabetes Mellitus. American College of Gastroenterology annual meeting, 1998. PMID: None.
Selected Presentations & Talks
Local Presentations
- 2022. Upper GI Bleeding. Conference. UT MD Anderson Cancer Center. Houston, TX, US.
- 2020. Personal History of Diabetes as important as Family History of Colorectal cancer for Risk. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2019. Long-term effects of omitting antibiotics in uncomplicated acute diverticulitis. Conference. MD Anderson Cancer Center. Houston, TX, US.
Regional Presentations
- 2003. Skin Manifestations of Gastrointestinal Diseases. Conference. St. Luke's Hospital. Willowbrook, TX, US.
National Presentations
- 2001. Management of Gastroesophageal Reflux Disease- an Update in Drug Therapy. Invited. Management of Gastroesophageal Reflux Disease- an Update in Drug Therapy. Rolla, MO, US.
International Presentations
- 2019. How Safe Are PPI’s? Safety and Side Effects. Invited. First International Multidisciplinary Cancer Conference. Amman, JO.
- 2017. How Safe Are PPI’s? Safety and Side Effects. Invited. Cleveland Clinic. Abu Dhabi, AE.
- 2014. Board Review and Clinical Update on the Esophageal & gastric Diseases. Invited. SKMC Multispecialty Conference. Abu Dhabi, AE.
- 2014. The Importance of Treating Diarrhea. Invited. Aveeno-Imodium Instant Launch Meeting. Kuwait, KW.
- 2014. Urgency in Treating Diarrhea. Invited. 5th Annual OTC Education Conferenc. Abu Dhabi, AE.
- 2013. All what you wanted to know about Eosinophilic Esophagitis. Invited. Mafraq Hospital. Abu Dhabi, AE.
- 2013. Latest updates in Investigating & Treating Diarrhea,Constipation and Rectal Bleeding. Invited. 2nd Gastroenterology Update 2013. Abu Dhabi, AE.
- 2012. HAAD Colorectal Cancer Workshop for Primary Healthcare Providers. Invited. HAAD Colorectal Cancer Workshop for Primary Healthcare Providers. Abu Dhabi, AE.
- 2012. Gastroesophageal Reflux Disease. Invited. Mafraq Hospital. Abu Dhabi, AE.
- 2012. Inflammatory Bowel Disease. Invited. Mafraq Hospital. Abu Dhabi, AE.
- 2001. Irritable Bowel Syndrome. Invited. Syrian American Medical Society Conference. Damascus, SY.
Formal Peers
- 2013. Internal Medicine Grand Rounds: Updates in GERD Management. Invited. Mafraq hospital. Abu Dhabi, AE.
- 2000. A 66-year-old black man with diarrhea, weight loss and chylous ascites Diagnosed with neuroendocrine carcinoma. Invited. KUMC. Kansas City, KS, US.
- 2000. Interleukin 10 Treatment Reduces Fibrosis in Patients with Chronic Hepatitis C: A Pilot Trial of Interferon Non responders. Invited. Kansas City Journal Club. Kansas City, MO, US.
- 2000. Update on Irritable Bowel Syndrome. Invited. Bethany Medical Center. Kansas City, KS, US.
- 2000. Colonic Ulcers. Invited. KUMC. Kansas City, KS, US.
- 2000. Clinical case: A 51-year-old white man with fatigue, weight loss and jaundice. Invited. KUMC. Kansas City, KS, US.
- 2000. Clinical case: A 53-year-old white man, left lower quadrant pain with rectus sheath Hematoma. Invited. KUMC. Kansas City, KS, US.
- 2000. Evaluation of rapid Antibody Tests for the diagnosis of Helicobacter Pylori Infection. Invited. KUMC. Kansas City, MO, US.
- 1999. Small Bowel Motility. Invited. KUMC. Kansas City, KS, US.
- 1999. Digestion and Absorption of Lipids. Invited. KUMC. Kansas City, KS, US.
- 1999. Pseudomembranous Colitis. Invited. KUMC. Kansas City, KS, US.
- 1999. Clinical Case: A 37-year-old white man with AIDS, C/O dysphasia. Invited. KUMC. Kansas City, KS, US.
- 1999. Mechanisms of GI Tract & Liver Injury. Invited. KUMC. Kansas City, KS, US.
- 1999. Pancreatic Function Tests in Chronic Pancreatitis. Invited. KUMC. Kansas City, KS, US.
- 1999. Whipple Endocarditis Without Overt Gastrointestinal Disease: Report of Four cases. Invited. Kansas City Journal CLub. Kansas City, MO, US.
- 1999. Solitary Rectal Ulcer Syndrome. Invited. KUMC. Kansas City, KS, US.
- 1999. Clinical Case: A 39-year-old white man, history of biliary atresia, presented with portal Hypertension and underwent an orthotopic liver transplant. Invited. KUMC. Kansas City, KS, US.
- 1999. Clinical Case: A 26-year-old white man with portal hypertension secondary to inferior Venacaval web. Invited. Kansas City Gut Club. Kansas City, KS, US.
- 1999. The Role of Interleukins in The Alimentary Tract. Invited. KUMC. Kansas City, KS, US.
- 1999. Clinical Case: A 47-year-old white lady with airway obstruction secondary to sub glottic stenosis secondary to a severe case of GERD. Invited. KUMN. Kansas City, KS, US.
- 1999. Immunology of the Alimentary Tract Mucosa. Invited. KUMC. Kansas City, KS, US.
- 1999. Comparison of The hemostatic Efficacy of The Endoscopic Hemoclip Method With Hypertonic Saline- Epinephrine Injection and a Combination of the Two for The Management of Bleeding Peptic Ulcers. Invited. KUMC. Kansas City, MO, US.
- 1999. Pregnancy-Related Hepatic Disorders. Invited. KUMC. Kansas City, KS, US.
- 1998. Enterohepatic Biliary Circulation and Major Constituents. Invited. KUMC. Kansas City, KS, US.
- 1998. Clinical Case: A 52-year-old white man with fatigue and painless jaundice. Invited. KUMC. Kansas City, KS, US.
- 1998. Pregnancy- Related Gastrointestinal Disorders. Invited. KUMC. Kansas City, KS, US.
- 1998. Clinical Status of Ulcerative Colitis in Patients Who smoke. Invited. KUMC. Kansas City, MO, US.
- 1998. The Epidemiological Evidence for a GERD and Asthma Relationship. Invited. Astra Merck Gastroneterology Consultants Conference. Kansas City, MO, US.
- 1998. Photodynamic Therapy of Non-Resectable Cholangiocarcinoma. Invited. KUMC. Kansas City, MO, US.
- 1998. Pancreatic Tumor Markers and Fine Needle Aspiration. Invited. KUMC. Kansas City, MO, US.
- 1998. Clinical case: A 65 year-old white lady with constant abdominal pain and obstruction Secondary to intestinal lipoma. Invited. KUMC. Kansas City, KS, US.
- 1998. Short Bowel Syndrome. Invited. KUMC. Kansas City, KS, US.
- 1998. Hepatic Helicobacter Species Identified in Bile and Gallbladder Tissue from Chileans with Chronic Cholecystitis. Invited. KUMC. Kansas City, MO, US.
- 1998. Cytokines, Peptide Growth Factors, and Eicosanoids in the Gastrointestinal Tract. Invited. KUMC. Kansas City, KS, US.
- 1998. Skin Manifestations of Gastrointestinal Diseases. Invited. KUMC. Kansas City, KS, US.
- 1998. Increased Incidence of Biliary Sludge and Normal Gallbladder contractility in Patients with High Spinal Cord Injury. Invited. KUMC. Kansas City, MO, US.
- 1997. Skin Manifestations of Hepatic Diseases. Invited. KUMC. Kansas City, KS, US.
- 1997. Gastric Anatomy and Secretory Function. Invited. KUMC. Kansas City, KS, US.
- 1997. The Portal Pressure Response to B-Blockade Is Greater In Cirrhotic Without Varices Than In Those with Varices. Invited. KUMC. Kansas City, MO, US.
- 1997. Prospective Evaluation of the Treatment of Solitary Rectal Ulcer Syndrome With Biofeedback. Invited. KUMC. Kansas City, MO, US.
- 1997. Salivary Glands, Anatomy and Secretion. Invited. KUMC. Kansas City, KS, US.
- 1997. A 72-year-old Mexican lady with hemangiopericytoma of the liver. Invited. KUMC. Kansas City, KS, US.
- 1992. A case of Duke’s Stage D Signet-Ring Cell Adenocarcinoma with Favorable Prognostic Indicators. Invited. University of Illinois at Chicago. Chicago, IL, US.
Patient Reviews
CV information above last modified October 08, 2024