Rosacea

Rosacea is indexed under Dermatologic, Inflammatory Skin Disease. Also known as acne rosacea.

US prevalence

~16 million (~5%) Source: NRS; AAD. This figure comes from a professional society, registry, or study rather than a federal source. Label: REPORTED.

ICD-10-CM codes

L71, L71.9

Typical onset

30-50 years; peak in 40s

Course

managed

Body systems

dermatologic

Sex differences

More commonly diagnosed in women; phymatous changes more in men

Racial and ethnic differences

More commonly diagnosed in fair-skinned populations; underdiagnosed in darker skin

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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