Y. Aisa et al., Polymyositis, pulmonary fibrosis and malignant lymphoma associated with hepatitis C virus infection, INTERN MED, 40(11), 2001, pp. 1109-1112
Polymyositis has been associated with various viral infections, and a spect
rum of immune-related diseases may occur with hepatitis C (HCV) infection.
Both polymyositis and HCV infection may be accompanied by pulmonary fibrosi
s. An association between polymyositis and malignancy has also been reporte
d. We report a 55-year-old woman acompanied cryoglobulinemia with HCV infec
tion and manifesting polymyositis, pulmonary fibrosis and malignant lymphom
a. Steroid therapy was effective to improve interstitial pneumonia, polymyo
sitis, and liver function.