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Blau syndrome MeSH Supplementary Concept Data 2025
A rare hereditary disorder with autosomal dominant inheritance that is characterized by SKIN RASH; ARTHRITIS; and UVEITIS. Onset is typically in children under four years of age. SYNOVITIS, anterior UVEITIS, adhesion of the IRIS to the CORNEA, and permanent bending of the fingers and toes (camptodactyly) may also occur. A mutation in the NOD2 gene has been identified. YAO SYNDROME is an allelic disorder to Blau Syndrome. OMIM: 186580