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IMMUNOGLOBULIN A (IGA)

The IgA test measures the level of Immunoglobulin A, a type of antibody that helps protect the body against infections, especially in areas like the nose, throat, lungs and intestines. This test is useful for checking your immune system health, detecting certain autoimmune diseases and identifying IgA deficiency.

This page is informational and does not provide medical diagnosis or treatment advice. For medical concerns, please consult a qualified healthcare professional.