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Syndrome reference sheet
Generated 12 Oct 2026
Rheumatology · Rheumatology / Autoinflammatory disease Behçet-like haploinsufficiency of A20 syndrome
Also known as: HA20
Early-onset Behçet-like autoinflammatory disease.
- Medical specialty
- Rheumatology
- Subspecialty
- Rheumatology / Autoinflammatory disease
- Sex & age distribution
- Male: affected; Female: affected equally; Children: yes
- Gene(s) involved
- TNFAIP3
Etiology & mechanism
TNFAIP3 haploinsufficiency.
Gene(s) involved (1)
TNFAIP3
Symptoms & signs (5)
arthritisfevergastrointestinal inflammationgenital ulcersoral ulcers