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Syndrome reference sheet
Generated 12 Oct 2026
Immunology · Immunology / Immune dysregulation

LRBA deficiency syndrome

Also known as: LRBA

Immune dysregulation with CTLA4 deficiency.

Medical specialty
Immunology
Subspecialty
Immunology / Immune dysregulation
Sex & age distribution
Male: affected; Female: affected; Children: yes
Gene(s) involved
LRBA

Etiology & mechanism

LRBA mutation.

Gene(s) involved (1)

LRBA

Symptoms & signs (3)

autoimmune cytopeniasenteropathyhypogammaglobulinemia
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.