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Severe Combined Immunodeficiency (SCID) Defined

Severe Combined Immunodeficiency (SCID) is a rare, inherited condition resulting in a weak immune system that is unable to fight off even mild infections. It is considered to be the most serious of the primary immunodeficiency diseases (PIDD).

Learn more about SCID symptoms, diagnosis, treatment and management.

The AAAAI's Find an Allergist / Immunologist service is a trusted resource to help you find a specialist close to home.