Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...
Hepatitis G is the former name for human pegivirus 1 (HPgV-1). It is typically transmitted through blood. Avoiding contact with blood products with the virus can help prevent it from transferring.