【摘要】 目的 探讨彩色多普勒超声对绝对卧床期肺动脉血栓栓塞症(PTE)患者下肢深静脉血栓诊断的准确性及可靠性。方法 应用彩色多普勒超声检测处于绝对卧床期临床诊断为PTE患者110例。因绝对卧床体位受限，采用小腿静脉血管检查抬高受检肢体10～20°，并适当弯曲膝关节，逐段挤压观察彩色多普勒血流充盈的方法。结果 与放射性核素及CT诊断比较，彩超共检出阳性患者72例，超声诊断敏感性97%，准确性88.8%。结论 绝对卧床PTE患者彩色多普勒超声检测下肢深静脉血栓，采用适当方法仍具有较高准确性及可靠性，是PTE超声诊断的必要环节。

    关键词 绝对卧床 肺栓塞 彩色多普勒超声 下肢深静脉血栓

    Evaluating the accuracy of ultrasonic diagnosis of deep venous thrombosis in lower limbs of pulmonary embolism patients who had strict bed rest

    Jiang Xiaohong，Wu Yafeng，Ge Xinying

    Department of Function，The Second Hospital of Chaoyang District，Beijing100026.

    【Abstract】 Objective To explore the accuracy rate of color Doppler flow imaging(CDFI)in detection of deep venous thrombosis of the lower limbs of the pulmonary embolism patients who has strict bed rest.Methods 110paˉtients who had strict bed rest ......