Department of Medicine
Faculty Profiles by Division

Division of Gastroenterology, Hepatology and Nutrition

Faculty Profiles

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photo George Louis Arnold, MD



Phone: 412-864-7075

Office: Division of Gastroenterology,Hepatology and Nutrition
UPMC Presbyterian M2 C Wing- 200 Lothrop St
Pittsburgh, Pa 15213
Phone: 412-864-7075
Fax: 412-864-7080
Administrative Assistant:
Gwen Tolliver
Address: Division of Gastroenterology, Hepatology & Nutrition
200 Lothrop Street, M2PUH- C Wing
Pittsburgh, PA 15213
Phone: 412-864-7075
Fax: 412-864-7080
Education and Training
AB, Brandeis University, 1970
MD, Tufts Medical School, 1974
Internal Medicine, Tufts New England Medical Center, 1976
Gastroenterology, Tufts New England Medical Center, 1978
Research Interest
Dr. Arnold is a Clinical Professor of Medicine. He has previously been involved in clinical research in inflammatory bowel disease and irritable bowel syndrome, has supervised studies in these areas, presented at national meetings, and published clinical studies.
Clinical Interest
Dr. Arnold has a broad interest and experience in the above-noted areas. In the last 6–7 years I have been managing compassionate use protocols for patients with gastroparesis. Modalities of treatment that I am supervising include the use of domperidone and cisapride by FDA approved protocols, placement and management of gastric stimulator's.
Selected Publications:
Mardini, H.E., Arnold, G.L. Utility of measuring 6-methylmercaptopurine and 6-thioguanine nucleotide levels in managing inflammatory bowel disease patients treated with 6-mercaptopurine in a clinical practice setting. Journal of Clinical Gastroenterology. 2003; 36(5): 390-5.
Tabas, G., Beaves, M., Wang, J., Friday, P., Mardini, H., Arnold, G. Paroxetine to treat irritable bowel syndrome not responding to high-fiber diet: a double-blind, placebo-controlled trial. The American Journal of Gastroenterology. 2004; 99(5): 914-20.
Notable Achievements
Governors Ward for excellence in clinical research–for the best scientific paper. American college of Gastroenterology meeting, October 2002