Hepatitis A Immunity Test - Hepatitis A Virus IgG Antibody Test (HAV IgG)

A qualitative serological test to detect the presence of hepatitis A virus (HAV) IgG antibodies in serum. These antibodies appear during convalescence from acute infection and persist for life, providing lifelong immunity against the virus. They also appear after successful hepatitis A vaccination. This test is used to confirm immunity and assess the need for vaccination.