VTE by Dr Celine T Aquino - Philippine College of Physicians
VTE by Dr Celine T Aquino - Philippine College of Physicians
VTE by Dr Celine T Aquino - Philippine College of Physicians
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PERC (Pulmonary EmbolismRule-out Criteria)1) Age < 50 years2) Pulse < 100/min3) Pulse oximetry > 94%4) Absence <strong>of</strong> unilateral leg swelling5) No history <strong>of</strong> <strong>VTE</strong>6) No hemoptysis7) No recent surgery8) No oral hormonesCTA(+) all 8 criteria low enough probabilityto defer D-dimer determinationCarpenter CR, Keim SM etalJ Emerg Med 2009Sinh B, Chnadra S etalAnn IEmerg Med 2011
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