<prompt> A young pregnant woman presents with fulminant hepatic failure. The most likely aetiological agent is -Hepatitis B virusHepatitis C virusHepatitis E virusHepatitis A virus  <response>: Ans. is c i.e., Hepatitis - E virus Characteristic feature of different Hepatitis viruses . HEV - Causes fulminant hepatitis in pregnant woman - Causes cholestasis . HAV - Cause spiky fever - Can cause cholestasis less common than HEV . HBV - Only hepatitis virus which is DNA virus. . HCV - Paucity of inflammation - Causes fatty change in liver. - Episodic pattern of aminotransferases activity. 