How many people in the US have Chronic Venous Thromboembolism / Post-Thrombotic Syndrome?

US prevalence estimate: Estimated 350,000-900,000 incident VTE cases/year; 30-50% of people with lower-extremity DVT develop post-thrombotic syndrome (CDC MMWR — Preventing Hospital-Associated Venous Thromboembolism; CDC VTE Facts).

Chronic Venous Thromboembolism / Post-Thrombotic Syndrome

Chronic Venous Thromboembolism / Post-Thrombotic Syndrome is indexed under Cardiovascular, Venous Disease. Also known as VTE, DVT chronic sequelae, post-thrombotic syndrome, PTS.

US prevalence: Estimated 350,000-900,000 incident VTE cases/year; 30-50% of people with lower-extremity DVT develop post-thrombotic syndrome Source: CDC MMWR — Preventing Hospital-Associated Venous Thromboembolism; CDC VTE Facts. Federal source. Label: VERIFIED.
ICD-10-CM codes: I87.0, I82.4, I26.99
Typical onset: Risk increases with age; also affects younger adults with risk factors
Course: managed
Body systems: cardiovascular, pulmonary
Sex differences: Slightly higher in women (OCP/pregnancy related); PTS roughly equal
Racial and ethnic differences: Higher VTE incidence in Black Americans

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.

Browse all indexed conditions · Source registry · Methodology · Known limitations