Results 30 lower extremity perforator veins were found. Compared with results of the lower extremity veinangiography, which was the gold standard, the accuracy of CDFI method reached 80%.
结果:共检出功能不全的交通支静脉30条,以静脉造影为金标准,诊断准确性为80%。
2
Radiography and angiography was performed 3 and 7 days after operation to examine the shape, location of filters and thrombosis in inferior vena cava or lower extremity vein.