Hepatitis B Surface Antigen (HBsAg) Screen, Qualitative With Reflex to Hepatitis D Virus (HDV) Antibody Labcorp test 006514

This test detects a specific protein on the surface of the hepatitis B virus and, if that protein is found, automatically checks for antibodies to the hepatitis D virus. It helps show whether you have an active hepatitis B infection and if a secondary hepatitis D infection is also present.