Radioisotope scanning of lung associated with same-time phlebography on the low extremity also has fairly high susceptibility and specificity to diagnosing APE.

• 结论CTPA检查对APE诊断有较高的敏感性和特异性，而且快捷，方便，可靠，可以作为一线的检查手段，核素扫描同时下肢静脉造影对APE的诊断敏感性和特异性也很高。