Friedreich Ataxia

Friedreich Ataxia is indexed under Rare / Orphan Chronic, Hereditary Ataxias. Also known as FA, FRDA.

US prevalence

~1 in 40,000 people in the United States Source: MedlinePlus Genetics (NLM), Friedreich ataxia, frequency section last updated July 2, 2021. This figure comes from a professional society, registry, or study rather than a federal source. Label: REPORTED.

ICD-10-CM codes

G11.11

Typical onset

5-15 years; wheelchair by 15-25

Course

progressive

Body systems

neurological, cardiovascular

Sex differences

Equal (autosomal recessive)

Racial and ethnic differences

Primarily European descent

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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