H. Pylori Antibody Test - Helicobacter Pylori IgG Antibody Test

A serological immunoassay (by ELISA method) to detect the presence of immunoglobulin G (IgG) antibodies directed against Helicobacter Pylori bacteria in a serum sample. This test is used to detect current or past exposure to the bacteria, as IgG antibodies remain positive for a long time even after treatment.