IgG Subclass 1 (IgG1) Serum Test by Nephelometry

IgG1 Test Overview

The IgG1 test is a blood test that measures the levels of Immunoglobulin G1 (IgG1) antibodies in the blood. IgG1 is a subclass of IgG antibody, which is the most abundant type of antibody in the bloodstream. This test helps assess the immune system's response to various antigens, including viruses, bacteria, and other foreign substances, playing a crucial role in immune defence against infections.

The IgG1 blood test diagnoses infectious diseases, autoimmune disorders, and allergies. It also monitors treatment effectiveness for various conditions. Doctors may suggest this test if your symptoms, medical history, and other tests indicate it.

The IgG1 subclass of immunoglobulin G is the most abundant type of antibody in the human body and plays a critical role in immune responses and plays a crucial role in fighting infections and providing immunity.

The IgG1 test is primarily used in the evaluation of patients with clinical signs and symptoms of humoral immunodeficiency or combined immunodeficiency.