Photo of Atif Zaman, M.D., M.P.H.

Atif Zaman M.D., M.P.H.

    • Professor of Medicine, Division of Gastroenterology and Hepatology School of Medicine
    • Senior Associate Dean for Clinical and Faculty Affairs Office of the Dean School of Medicine

Dr. Zaman is the director of Clinical Hepatology at OHSU. His research interests are Hepatitis C, portal hypertension, gastrointestinal bleeding, public health and liver disease. He received his medical degree from Tufts University School of Medicine in 1991. He completed his residency in Internal Medicine at Baylor School of Medicine, and his Gastroenterology fellowship at OHSU. Dr. Zaman is board certified in Internal Medicine and Gastroenterology.His current research studies include Principal Investigator for each listed:    A physician based surveillance system for chronic liver disease in Multnomah, County, ORA Multi-center Trial to Study Acute Liver Failure Assessment of the clinical characteristics of patients with steatosis as compared to patients with non-alcoholic steatohepatitis: A case-control study.A survey of community practice patterns: Prevention of first variceal bleed, therapy of acute variceal hemorrhage, prophylaxis of rebleeding after initial variceal hemorrhage.Endoscopic screening of varices to prevent first variceal bleed: A prospective evaluation of practice patterns using a national endoscopic database (clinical outcomes research initiative-CORI).An evaluation of the utility of candidate serum markers for the In Vitro diagnosis of liver fibrosis.               When Dr. Zaman is away from medicine he enjoys spending time with family, traveling and playing squash.


  • M.D., Tufts University School of Medicine, 0 1991
  • M.P.H., Oregon Health & Science University, Portland Oregon 2000
  • Residency:

    • Internal medicine-Baylor School of Medicine, Houston
  • Fellowship:

    • Gastroenterology-Oregon Health & Science University, Portland

Memberships and associations

  • Internal medicine, 1994


  • "The Natural History of Severe Acute Liver Injury." American Journal of Gastroenterology  In: , Vol. 112, No. 9, 01.09.2017, p. 1389-1396.
  • "HBV-Associated Acute Liver Failure After Immunosuppression and Risk of Death." Clinical Gastroenterology and Hepatology  In: , Vol. 15, No. 1, 01.01.2017, p. 113-122.
  • "Acute liver injury and acute liver failure from mushroom poisoning in North America." Liver International  In: , Vol. 36, No. 7, 01.07.2016, p. 1043-1050.
  • "Outcomes in adults with acute liver failure between 1998 and 2013 : An observational cohort study." Annals of Internal Medicine  In: , Vol. 164, No. 11, 07.06.2016, p. 724-732.
  • "Terlipressin Plus Albumin Is More Effective Than Albumin Alone in Improving Renal Function in Patients with Cirrhosis and Hepatorenal Syndrome Type 1." Gastroenterology  In: , Vol. 150, No. 7, 01.06.2016, p. 1579-1589.e2.
  • "Association Between Plasma Level of Galectin-9 and Survival of Patients With Drug-Induced Acute Liver Failure." Clinical Gastroenterology and Hepatology  In: , Vol. 14, No. 4, 01.04.2016, p. 606-612.e3.
  • "Procalcitonin identifies cell injury, not bacterial infection, in acute liver failure." PLoS One  In: , Vol. 10, No. 9, e0138566, 22.09.2015.
  • "Symptom distress in patients with end-stage liver disease toward the end of life." Gastroenterology nursing : the official journal of the Society of Gastroenterology Nurses and Associates  In: , Vol. 38, No. 3, 01.08.2015, p. 201-210.
  • "Appropriate use of beta blockers in cirrhosis." Current Hepatitis Reports  In: , Vol. 14, No. 3, 15.07.2015, p. 243-249.
  • "Plasma osteopontin in acute liver failure." Cytokine  In: , Vol. 73, No. 2, 01.06.2015, p. 270-276.
  • "Malignant infiltration of the liver presenting as acute liver failure." Clinical Gastroenterology and Hepatology  In: , Vol. 13, No. 5, 01.05.2015, p. 1025-1028.
  • "Hepatitis C treatment eligibility among HIV-hepatitis C virus coinfected patients in Oregon : A population-based sample." AIDS Care - Psychological and Socio-Medical Aspects of AIDS/HIV  In: , Vol. 26, No. 9, 02.09.2014, p. 1178-1185.
  • "Detection of anti-isoniazid and anti-cytochrome P450 antibodies in patients with isoniazid-induced liver failure." Hepatology  In: , Vol. 59, No. 3, 03.2014, p. 1084-1093.
  • "Steroid use in acute liver failure." Hepatology  In: , Vol. 59, No. 2, 02.2014, p. 612-621.
  • "Micro-RNA-122 levels in acute liver failure and chronic hepatitis C." Journal of Medical Virology  In: , Vol. 86, No. 9, 2014, p. 1507-1514.
  • "Guideline adherence and outcomes in esophageal variceal hemorrhage : Comparison of tertiary care and non-tertiary care settings." Journal of Clinical Gastroenterology  In: , Vol. 46, No. 3, 03.2012, p. 235-242.
  • "Novel biomarker candidates to predict hepatic fibrosis in hepatitis C identified by serum proteomics." Digestive Diseases and Sciences  In: , Vol. 56, No. 11, 11.2011, p. 3305-3315.
  • "MiraLAX vs. Golytely : Is there a significant difference in the adenoma detection rate?" Alimentary Pharmacology and Therapeutics  In: , Vol. 34, No. 7, 10.2011, p. 775-782.
  • "Subtle hepatocellular carcinoma : A persisting role for alpha-fetoprotein monitoring in high-risk patients with cirrhosis." Case Reports in Gastroenterology  In: , Vol. 5, No. 3, 09.2011, p. 565-568.
  • "Phase 1b study of pegylated interferon lambda 1 with or without ribavirin in patients with chronic genotype 1 hepatitis C virus infection." Hepatology  In: , Vol. 52, No. 3, 09.2010, p. 822-832.
  • "Hepatic and cardiac iron overload among patients with end-stage liver disease referred for liver transplantation." Clinical Transplantation  In: , Vol. 24, No. 5, 09.2010, p. 643-651.
  • "Prevalence and impact of manic traits in depressed patients initiating interferon therapy for chronic hepatitis C infection." Journal of Clinical Gastroenterology  In: , Vol. 44, No. 7, 08.2010.
  • "The epidemiology and clinical characteristics of patients with newly diagnosed alcohol-related liver disease : Results from population-based surveillance." Journal of Clinical Gastroenterology  In: , Vol. 44, No. 4, 04.2010, p. 301-307.
  • "Complementary and alternative medicine use in chronic liver disease patients." Journal of Clinical Gastroenterology  In: , Vol. 44, No. 2, 02.2010.
  • "Outcome of acute liver failure in the elderly." Liver Transplantation  In: , Vol. 15, No. 11, 11.2009, p. 1481-1487.
  • "Prevalence and predictors of hepatic steatosis in adults with newly diagnosed chronic liver disease due to hepatitis C." Medicine  In: , Vol. 88, No. 5, 09.2009, p. 302-306.
  • "Orthotopic, but Reversed Implantation of the Liver Allograft in Situs Inversus Totalis - A Simple New Approach to a Difficult Problem : Case Report." American Journal of Transplantation  In: , Vol. 9, No. 7, 07.2009, p. 1602-1606.
  • "Switching regimens in a slow responder." Gastroenterology and Hepatology  In: , Vol. 5, No. 4 SUPPL. 11, 04.2009, p. 3-7.
  • "A Comparison of Hepatopathologists' and Community Pathologists' Review of Liver Biopsy Specimens From Patients With Hepatitis C." Clinical Gastroenterology and Hepatology  In: , Vol. 7, No. 3, 03.2009, p. 335-338.
  • "The role of etiology in the hyperamylasemia of acute liver failure." American Journal of Gastroenterology  In: , Vol. 104, No. 3, 03.2009, p. 592-597.

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