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Glossary term

Pulmonary embolism

A blood clot that travels to and blocks an artery in the lungs.

Updated 2026-03-011 alias3 sourcesUsed across articles and safety pages

Definition

A condition in which a blood clot (usually originating from a DVT in the leg) travels through the bloodstream and lodges in the pulmonary arteries of the lungs. A medical emergency requiring immediate treatment.

Aliases

PE

Updated 2026-03-01

Sources

Informational only. Not medical advice.

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