Stine JG, Cornella S, Shah NL. Treatment of chronic hepatitis C complicated by mixed cryoglobulinemia with new protease inhibitor, sofosbuvir. Ann Rheum Dis 2014;73:e64. The title of this eletter should be ‘Treatment of chronic hepatitis C complicated by mixed cryoglobulinemia with new oral antiviral drug, sofosbuvir’.