Immunoglobulin G (IgG) Subclasses 1, 2, 3, and 4, Serum
Lab Assurances
This test measures the four subclasses of immunoglobulin G (IgG1, IgG2, IgG3, and IgG4). It helps evaluate immune system disorders, recurrent infections, antibody deficiencies, and abnormal immune responses.