Keck School Faculty

Thomas M Zarchy, MD
Thomas M Zarchy, MD
Associate Professor of Clinical Medicine
Medicine
IRD 704 Health Sciences Campus Los Angeles
Dr. Zarchy's major areas of research interest are outcome studies regarding use of colonoscopy and sigmoidoscopy for finding advanced colon neoplasms; inflammatory bowel disease in low socioeconomic populations. Currently he is a Principal Investigator in an IRB approved study of the utility of rectal bleeding, +FOBT and iron deficiency anemia as indications of colonoscopy versus analysis of demographics and genetics of Roybal and IBD patients with regard to Crohns vs. UC and the severity of UC.

Dr. Zarchy earned his medical degree from George Washington University. He performed his residency at Veterans Administration Hospital and Georgetown University Hospital. He stayed on to complete his Gastroenterology and Hepatology Fellowship.

American Gastroenterology Association: Fellow, 2006

American College of Physicians: Fellow, 1998

Digestive Disease Week: Moderator, 1996

MedPartners: Third Highest Patient Satisfaction Rating, 1995

New York Allergy Foundation: Summer Research Grant, 1970

George Washington University: Scholarship, 1969-1970

Identification of functional missense single-nucleotide polymorphisms in TNFAIP3 in a predominantly Hispanic population J Clin Transl Sci. 2018 12; 2(6):350-355. . View in PubMed

A risk profile for advanced proximal neoplasms on diagnostic colonoscopy Dig Dis Sci. 2009 Jan; 54(1):151-9. . View in PubMed

Colonoscopy screening in average-risk individuals ages 40-49 versus 50-59 years Gastroenterology. 2008 Sep; 135(3):1016-7; author reply 1017. . View in PubMed

Virtual colonoscopy to screen for colorectal cancer N Engl J Med. 2004 Mar 11; 350(11):1148-50; author reply 1148-50. . View in PubMed

Adenocarcinoma of the colon with neuroendocrine features and secretory diarrhea Am J Gastroenterol. 1999 Jun; 94(6):1692-4. . View in PubMed

Risk of colorectal cancer in families of patients with adenomatous polyps N Engl J Med. 1996 May 16; 334(20):1339-40. . View in PubMed

Do characteristics of adenomas on flexible sigmoidoscopy predict advanced lesions on baseline colonoscopy? Gastroenterology. 1994 Jun; 106(6):1501-4.. View in PubMed

Which clinical variables predict an abnormal double-contrast barium enema result? Ann Intern Med. 1991 Jan 15; 114(2):137-41.. View in PubMed

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