材料与方法：16例有门静脉闭塞症状的患者，门静脉血栓均为非海绵状血管变性所致。
Materials and methods 16 patients who were evaluated for symptomatic portal occlusion, all patients with noncavernomatous PVT.
材料与方法：16例有门静脉闭塞症状的患者，门静脉血栓均为非海绵状血管变性所致。
Materials and methods 16 patients who were evaluated for symptomatic portal occlusion, all patients with noncavernomatous PVT.
应用推荐