A case of type 1 diabetes onset and recurrence of Graves' disease during pegylated interferon-α plus ribavirin treatment for chronic hepatitis C.

We report a case of type 1 diabetes onset and recurrence of Graves' disease during pegylated interferon (PEG-IFN)-alpha plus ribavirin treatment for chronic hepatitis C. The patient was a 55-year-old woman diagnosed with chronic hepatitis at age 46 years. She was treated for Graves' disease at 50 years of age.