Primary Immunodeficiency Diseases

**Definition:** Genetic immunologic deficiency diseases and syndromes due to mutations in genes involved in IMMUNITY generally characterized by an increased susceptibility to infectious diseases. They are often associated with AUTOIMMUNE DISEASE manifestations.

**Tree numbers:** - C16.320.798 - C20.673.795

**Synonyms:** - Primary Immune Deficiency - Primary Immune Deficiency Disease - Primary Immune Deficiency Diseases - Primary Immune Deficiency Disorder - Primary Immune Deficiency Disorders - Primary Immune Deficiency Syndrome - Primary Immune Deficiency Syndromes - Primary Immunodeficiency Disease - Primary Immunodeficiency Disorder - Primary Immunodeficiency Disorders - Primary Immunodeficiency Syndromes