New Model May Help Physicians Identify Patients with Pulmonary Embolism

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Pulmonary Embolism

Looking at 10 easily obtained risk factors, including age, blood pressure and medical history, could help physicians identify patients with pulmonary embolism who are at low risk of death in the short term and therefore are candidates for outpatient treatment, according to a new study in the January 23 issue of the Archives of Internal Medicine, one of the JAMA/Archives journals.

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Pulmonary embolism (PE) generally occurs when a blood clot that develops in the veins of the leg or pelvis becomes dislodged and results in sudden blockage of an artery in the lung. It is a major health problem in the United States, causing more than 100,000 hospitalizations in 2002, according to background information in the article. The condition can be fatal, but evidence suggests that nonmassive Pulmonary Embolism, which is not accompanied by respiratory failure or other serious complications, could effectively and safely be treated on an outpatient basis, the authors write.

Previous studies have shown that outpatient treatment for

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