Omenn syndrome is a rare autosomal recessive disease that is characterized by severe combined immunodeficiency (SCID) associated with erythrodermia, hepatosplenomegaly, lymphadenopathy, and alopecia. Mutations in the recombination activating genes 1 and 2 (RAG1/2) have been described in the majority of patients with this disease. Omenn syndrome caused by ARTEMIS (DCLRE1C) mutations has also been reported.
Category
Immune system disease
Brite
Human diseases in ICD-11 classification [BR:br08403]
04 Diseases of the immune system
Primary immunodeficiencies
4A01 Primary immunodeficiencies due to disorders of adaptive immunity
H02554 Omenn syndrome
Pathway-based classification of diseases [BR:br08402]
Replication and repair
nt06506 Double-strand break repair
H02554 Omenn syndrome