Adult-Onset Still Disease

Adult-Onset Still Disease is indexed under Autoimmune & Inflammatory, Autoinflammatory. Also known as AOSD.

US prevalence

~1-34 per million Source: ACR; NIH. Cites federal and non-federal sources, and the record does not say which one gave this figure. Label: REPORTED.

ICD-10-CM codes

M06.1

Typical onset

Bimodal: 16-25 and 36-46

Course

episodic

Body systems

musculoskeletal, dermatologic, hepatic

Sex differences

Roughly equal or slight female predominance

Racial and ethnic differences

Limited data; worldwide distribution

What this page does not establish

These figures describe populations, not individuals, and none of them is a diagnosis or a treatment recommendation. Prevalence estimates are approximate and reflect published ranges. Disparity figures are reported patterns, not causes.

Taxonomy last reviewed 2026-05-19. Each figure on the interactive page carries its own source and retrieval date, which can be later than this review.

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