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Sarcoidosis and chronic hepatitis C: a case report
Vadim Brjalin1, Riina Salupere, Valentina Tefanova
1Department of Internal Medicine, West-Tallinn Central Hospital, 10617 Tallinn, Estonia. vbrjalin@gmail.com
World Journal of Gastroenterology
|November 17, 2012
Summary
Hepatitis C virus (HCV) infection may trigger sarcoidosis. Treating HCV infection led to remission of both pulmonary and hepatic sarcoidosis in a young man, suggesting a direct link.
Area of Science:
- Hepatology
- Pulmonology
- Immunology
Background:
- Case reports suggest a link between Hepatitis C virus (HCV) and sarcoidosis.
- Most cases involve interferon-alpha treatment, but HCV infection itself is also implicated.
- Sarcoidosis is an inflammatory disease characterized by granuloma formation.
Observation:
- A 25-year-old man with chronic HCV genotype 1b developed biopsy-verified pulmonary and hepatic sarcoidosis.
- Initial corticosteroid treatment provided temporary symptom relief.
- The patient achieved sustained viral response after 48 weeks of antiviral therapy with peginterferon alfa and ribavirin.
Findings:
- HCV infection was hypothesized to be the trigger for systemic sarcoidosis.
- Antiviral therapy resulted in the disappearance of granulomas on liver biopsy.
- Chest radiography showed normalization of mediastinal and perihilar glands, indicating sarcoidosis remission.
Implications:
- Successful treatment of HCV infection can lead to remission of associated pulmonary and hepatic sarcoidosis.
- This case supports the hypothesis that HCV infection itself may induce sarcoidosis.
- Further research is needed to elucidate the relationship between HCV and systemic sarcoidosis.
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