Pulmonary embolus

A pulmonary embolus is a blockage of an artery in the lungs by a blood clot or, less commonly, by fat, air, or clumped tumor cells.

Review Date: 03/10/2011
Reviewed By: Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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