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Pulmonary Embolism - Recurrent Event Blog

Docs Should Assess Lung Clot Risk Before Ordering Scan

Posted 15 Jun 2010 by Drugs.com

TUESDAY, June 15 – CT angiography might not be necessary in many patients suspected of having a blood clot in the lung (pulmonary embolism), and a risk analysis can identify those most likely to require the procedure, a new study suggests. Pulmonary embolism (PE) occurs when a blood clot, usually from the leg, moves through the bloodstream and lodges in an artery in the lung. The condition can be fatal, so prompt diagnosis is essential. Because of its high sensitivity and specificity, CT angiography has become a preferred method of diagnosing PE. However, there are growing concerns about costs and patient radiation exposure, along with risks associated with contrast agents used in the procedure. For this study, researchers reviewed the medical records to assess the PE risk factors of 2,003 patients who underwent CT angiography for possible PE between July 2004 and February 2006. The ... Read more

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