Most common cause of Fulminant hepatic failure?: (A) HAV, (B) HBV, (C) HCV, (D) HDV
Answer is D. Hepatitis D virus Hepatitis D accounts for maximum number of fulminant cases of viral hepatitis, a sizable propoion of which are associated with HBV infection. Superinfection with HDV in patients of chronic hepatitis B infection leads to fulminant hepatic failure