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Published on: February 19, 2019
Prevalence of hepatic granulomas in chronic hepatitis B
Veysel Tahan1, Resat Ozaras, Nadir Lacevic
1Department of Gastroenterology, Marmara University, Medical Faculty. veytahan@yahoo.com
Insights
Hepatic granulomas are rare in chronic hepatitis B patients, found in only 1.5% of cases. Their presence does not appear to predict successful outcomes with interferon therapy for this liver condition.
Area of Science:
- Hepatology
- Immunology
- Pathology
Background:
- Hepatic granulomas are increasingly reported in chronic hepatitis C, predicting treatment success.
- Limited data exists on hepatic granuloma prevalence and treatment significance in chronic hepatitis B.
Purpose of the Study:
- To determine the prevalence of hepatic granulomas in a large cohort of chronic hepatitis B patients.
- To evaluate the association between hepatic granulomas and response to interferon therapy in chronic hepatitis B.
Main Methods:
- Retrospective analysis of liver biopsy specimens from 663 chronic hepatitis B patients.
- Screening for alternative causes of granulomatous disease using serological tests and imaging.
- Comparison of interferon therapy response rates between patients with and without hepatic granulomas.
Main Results:
- Hepatic granulomas were identified in 10 patients (1.5%) and were not attributable to other causes.
- Among the 10 patients with hepatic granulomas, 4 responded to interferon, 4 were non-responders, and 2 dropped out.
- No clear correlation was observed between hepatic granuloma presence and interferon treatment response.
Conclusions:
- Hepatic granuloma is an infrequent finding in chronic hepatitis B.
- The presence of hepatic granulomas does not appear to be a predictive marker for interferon therapy response in chronic hepatitis B.
Abstract:
An increasing frequency of hepatic granulomas, up to 10%, in chronic hepatitis C patients is reported, and their presence is considered to be a predictor of treatment success. However, there is only one prevalence study on granuloma in chronic hepatitis B, and its significance for treatment outcome is unknown. We aimed to determine the prevalence of hepatic granulomas in a larger group of chronic hepatitis B patients and to compare their presence with the response to interferon therapy. Biopsy specimens of chronic hepatitis B patients were reevaluated for the presence of hepatic granulomas. All patients with hepatic granuloma were screened for other granulomatous diseases by tuberculin skin test, chest X-ray and computed tomography, venereal disease research laboratory, Brucella agglutination tests, and exposure to hepatotoxic agents. We screened 663 cases of chronic hepatitis B. Hepatic granulomas were found in 10 cases (1.5%). The granulomas could not be ascribed to any other reason. Of the 10 patients with hepatic granulomas, 4 responded to interferon therapy, 2 dropped out, and 4 were nonresponders. We conclude that hepatic granuloma is a rare finding in chronic hepatitis B and its presence does not seem to predict the response to interferon therapy.
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