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Related Experiment Videos

Hepatic granulomas: a 10 year single centre experience.

D R Gaya1, D Thorburn, K A Oien

  • 1Gastroenterology Unit, Glasgow Royal Infirmary, 84 Castle St, Glasgow, G4 0SF, UK. danielgaya@aol.com

Journal of Clinical Pathology
|November 6, 2003
PubMed
Summary

This study identifies the causes of hepatic granulomas, finding hepatitis C virus (HCV) to be a significant factor. Idiopathic hepatic granulomas, though common, show an excellent prognosis with no liver-related issues.

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Area of Science:

  • Hepatology
  • Pathology
  • Infectious Diseases

Background:

  • Epithelioid granulomas in liver biopsies are uncommon, with varied causes.
  • Previous UK studies predated the identification of hepatitis C virus (HCV).

Purpose of the Study:

  • To determine current causes of hepatic granulomas.
  • To evaluate the prognosis of idiopathic hepatic granulomas.

Main Methods:

  • Retrospective review of 1662 liver biopsies from 1991-2001.
  • Analysis of case notes and biopsies for patients with epithelioid granulomas.

Main Results:

  • 63 cases of hepatic granulomas identified; primary biliary cirrhosis (23.8%) and sarcoidosis (11.1%) were most common.
  • Hepatitis C virus (HCV) and drug-induced causes each accounted for 9.5%.

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  • Idiopathic granulomas occurred in 11.1%; five patients showed excellent long-term outcomes.

    • Conclusions:

    • Hepatic granuloma causes are diverse, with HCV being a notable factor.
    • Idiopathic hepatic granulomas, despite extensive workup, have a favorable prognosis.