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Syndrome reference sheet
Generated 12 Oct 2026
Rheumatology · Rheumatology / Autoinflammatory disease

Periodic fever, aphthous stomatitis, pharyngitis and adenitis syndrome

Also known as: PFAPA syndrome

Recurrent fever in young children.

Medical specialty
Rheumatology
Subspecialty
Rheumatology / Autoinflammatory disease
Sex & age distribution
Male: affected, slightly more; Female: affected; Children: yes, before age 5
Gene(s) involved
None recorded

Etiology & mechanism

Dysregulated innate immunity.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (4)

aphthous ulcerscervical adenitisfever every 3–6 weekspharyngitis
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.