Pulmonary Embolus: Diagnosis & Tests (Lung Embolus)

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Alternate Names : Lung Embolus

The diagnosis of pulmonary embolus starts with a medical history and physical examination. Diagnostic tests may include:

arterial blood gases, which measure oxygen and carbon dioxide levels in the blood

an electrocardiogram (ECG), which measures the electrical activity of the heart

a pulmonary perfusion scan, which shows the blood flow to all areas of the lungs

a pulmonary ventilation scan, which looks at the distribution of air in the lungs

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Author: Adam Brochert, MD
Reviewer: Eileen McLaughlin, RN, BSN
Date Reviewed: 08/06/01

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