A pulmonary embolism (PE) occurs when a blood clot (embolus) develops in a deep vein in your leg, breaks free, and travels ...

Although D-dimer results within a typical range can rule out pulmonary embolism, high results alone can’t diagnose this condition. Doctors usually need to run extra tests to make a diagnosis.

Pulmonary arterial hypertension is caused by narrowing of the blood vessels in the lungs. Learn how it happens, including ...

A new study investigating D-dimer testing in patients who are at higher risk of pulmonary embolism (PE) has been published in the February issue of Academic Emergency Medicine (AEM), the peer-reviewed ...

The Medical Protection Society says lessons can be learned from the case of a patient given an incorrect risk score for ...