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Liver disease in asymptomatic hepatitis B surface antigen carriers
Annals of the Academy of Medicine, Singapore
|April 1, 1986
Summary
This study followed 55 asymptomatic Hepatitis B carriers for six years. Most showed fluctuating transaminases, and liver biopsies revealed common chronic liver diseases, with no clear correlation to enzyme levels.
Area of Science:
- Hepatology
- Virology
- Gastroenterology
Background:
- Hepatitis B virus (HBV) infection is a global health concern.
- Asymptomatic carriers represent a significant population requiring long-term monitoring.
- Understanding the natural history and potential progression of chronic Hepatitis B is crucial.
Purpose of the Study:
- To investigate the long-term clinical and histological outcomes in asymptomatic Hepatitis B carriers.
- To assess the prevalence of chronic liver disease in this cohort.
- To explore potential correlations between biochemical markers and liver histology.
Main Methods:
- A longitudinal study of 55 asymptomatic Chinese Hepatitis B carriers from 1978 to 1984.
- Monitoring of serum transaminase levels over a six-year period.
- Liver biopsy performed on a subset of patients to evaluate histological changes.
Main Results:
- 69.1% of patients exhibited fluctuating transaminase levels.
- Chronic Lobular Hepatitis (CLH) and Chronic Persistent Hepatitis (CPH) were the most common findings on liver biopsy (30.4% each).
- Severe liver disease (Chronic Active Hepatitis and Active Cirrhosis) was observed in 3 patients with transaminases over four times the normal limit.
Conclusions:
- Asymptomatic Hepatitis B carriers can exhibit fluctuating liver enzymes and develop chronic liver disease.
- While a direct correlation between transaminase levels and histology was not consistently found, significantly elevated levels may indicate severe pathology.
- Long-term surveillance is essential for managing Hepatitis B carriers.