方法对临床怀疑有急性肺动脉栓塞的25例患者进行了放射性核素肺灌注显像，同时行双下肢深静脉显像。
Methods Radioactive pulmonary perfusion imaging was performed in 25 patients clinically suspected for acute pulmonary embolism, meanwhile, imaging of deep veins of lower limb was taken.
目的：应用高频超声显像与彩色多普勒对下肢深静脉瓣功能不全进行检测研究。
Purpose: To study deep venous valvular incompetence of lower extremity by using high-frequency ultrasonography and color doppler.
目的探讨彩色多普勒血流显像(CDFI)在治疗下肢深静脉血栓(DVT)中的作用。
Objective To explore the value of color Doppler flow imaging (CDFI) in the treatment of deep venous thrombosis (DVT).
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