Objective:To investigate the causes of groin lymphatic fistula after transluminal ultrasonic angioplasty (TUA) in the treatment of deep vein thrombosis(DVT) of lower extremity through groin incision.

• 目的：探讨下肢深静脉血栓形成（DVT ）经腹股沟部位切口行腔内超声消融取栓手术的效果及术后并发切口淋巴液渗出（淋巴瘘）的原因。