The gastrointestinal and liver pathology service at UCLA provides rapid and high quality diagnostic histopathology on gastrointestinal endoscopic biopsies, liver biopsies, and resections of the gastrointestinal and hepatopancreatico-biliary systems. Our services aid clinicians to provide the most appropriate care for such conditions as:
  • Inflammatory bowel disease
  • Barrett’s esophagus
  • Gastritis
  • Including complications of Helicobacter pylori, such as lymphoma and carcinoma
  • Colonic neoplasia
  • Celiac disease and other malabsorptive states
  • Hepatitis C and other forms of chronic liver disease
  • Hemochromatosis
  • Hepatic, pancreatic
  • Biliary tumors
  • GI dysplasia
  • Pancreatic tumor pathology

Pathologists  helix

Click on the images below to view the pathologists' profiles.

Galen Cortina, M.D., Ph.D.
Chief of Gastrointestinal Pathology
Charles Lassman, M.D., Ph.D.
Director, Residency Training Program
and Surgical Pathology Fellowship
Vice-Chair for Clinical Education
Sarah Dry, M.D.
Co-Director, Translational Pathology Core Laboratory
Associate Professor, Gastrointestinal & Liver Pathology, Pathology and Laboratory Medicine, Skeletal & Soft Tissue Pathology, Surgical Pathology

Sam W. French, M.D., Ph.D.
Assistant Professor, Gastrointestinal & Liver Pathology, Pathology and Laboratory Medicine, Surgical Pathology
David Dawson, M.D., Ph.D.
Assistant Professor, Pathology and Laboratory Medicine, Gastrointestinal & Liver Pathology, Surgical Pathology
Steven D. Hart, M.D.
Assistant Professor, Cytopathology, Gastrointestinal & Liver Pathology, Santa Monica-UCLA Pathology & Clinical Laboratory

Hanlin Wang, M.D.
Professor, Gastrointestinal & Liver Pathology


Bita V. Naini, M.D.
Assistant Professor, Gastrointestinal and Liver Pathology, Surgical Pathology

Recent/Featured Publications:

Ohsie S, Gerney G, Gui D, Kahana D, Martín MG, Cortina G. A paucity of colonic enteroendocrine and/or enterochromaffin cells characterizes a subset of patients with chronic unexplained diarrhea/malabsorption. Hum Pathol. 2009 Jul;40(7):1006-14. Epub 2009 Mar 17. PubMed PMID: 19297006.
Pinsky P, Mutch M, Umar A, Dry SM, Seligson D, Rall C. The Natural History of Aberrant Crypt Foci. Gastrointest. Endosc. 2008 67(7):1097-102
Mutch MG, Schoen RE, Fleshman JW, Rall CJ, Dry S, Seligson D, Charabaty A, Chia D, Umar A, Viner J, Hawk E and Pinsky PF. A multicenter study of prevalence and rish factors for aberrant crypt foci. Clin. Gastroenterol. Hepatol. 2009: 7(5):568-74
Kahn, Melissa E., French, Samuel, Wang, Hanlin L. (2009) Hepatocellular adenoma: morphological and molecular variants and distinction from well-differentiated hepatocellular carcinoma. Pathology Case Reviews 14(1):13-20.
Tang, R.S., Weinberg, B., Dawson, D.W., Reber, H., Hines, O.J., Tomlinson, J.S., Chaudhari, V., Raman, S., and Farrell, J.J. (2008) Evaluation of the guidelines for management of pancreatic branch-duct intraductal papillary mucinous neoplasm. Clin Gastroenterol Hepatol. 6:815-9.

Related Links:

General Requisition
Cytopathology Requisition
Hematopathology Requisition

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