Hemophilia
Hemophilia is indexed under Hematologic, Bleeding Disorders. Also known as hemophilia A, hemophilia B, factor VIII deficiency, factor IX deficiency.
- US prevalence
- As many as 33,000 males in the United States are estimated to be living with hemophilia; the exact number is unknown Source: CDC — Data and Statistics on Hemophilia. Federal source. Label: VERIFIED.
- ICD-10-CM codes
- D66, D67
- Typical onset
- Diagnosed in infancy/childhood; lifelong
- Course
- lifelong
- Body systems
- hematologic, musculoskeletal
- Sex differences
- Primarily males (X-linked recessive); carriers can have symptoms
- Racial and ethnic differences
- Affects all racial/ethnic groups equally
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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