Wiskott-Aldrich Syndrome

**Definition:** A rare, X-linked immunodeficiency syndrome characterized by ECZEMA; LYMPHOPENIA; and, recurrent pyogenic infection. It is seen exclusively in young boys. Typically, IMMUNOGLOBULIN M levels are low and IMMUNOGLOBULIN A and IMMUNOGLOBULIN E levels are elevated. Lymphoreticular malignancies are common.

**Tree numbers:** - C15.378.100.100.970 - C15.378.243.750.605.900 - C15.378.463.960 - C15.378.553.546.605.900 - C16.320.099.970 - C16.320.322.937 - C16.320.798.875 - C20.673.627.900 - C20.673.795.875

**Synonyms:** - Aldrich Syndrome - Eczema-Thrombocytopenia-Immunodeficiency Syndrome - Imd2 - Immunodeficiency 2 - Wiskott Syndrome