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Clinical characteristics of portal vein thrombosis in patients with liver cirrhosis
Author(s): 
Pages: 164-167
Year: Issue:  3
Journal: Infectious Disease Information

Keyword:  liver cirrhosisvenous thrombosishypertensionportal;
Abstract: 目的 研究肝硬化(liver cirrhosis,LC)后门静脉血栓(portal vein thrombosis,PVT)形成的临床特点.方法 对9678例LC患者进行回顾性分析,采用腹部B超/腹部增强CT及腹部增强MRI检查门脉主干或左右分支,筛选出LC伴PVT形成者(PVT组),同时将LC后无PVT患者纳为对照组,比较2组的Child-Pugh分级、门静脉及脾静脉宽度、脾脏面积及厚度、腹水、上消化道出血、肝性脑病和肝肾综合征等并发症.结果 LC患者中有396例(4.09%)PVT形成.PVT组中LC的病因主要有乙型肝炎、酒精性及丙型肝炎LC,PVT主要分布在门静脉主干、门静脉右支、肠系膜上静脉、门静脉左支和脾静脉.按Child-Pugh进行分级,PVT组与对照组比较,肝损伤较重(P<0.01).PVT组合并腹水、上消化道出血、肝性脑病及肝肾综合征等并发症的发病率均较对照组高(P<0.01).PVT组门静脉和脾静脉宽度分别为(1.50±0.23) cm和(1.25±0.34) cm,对照组为(1.38±0.23) cm和(1.06±0.29) cm.PVT组脾脏面积为(97.48±32.90) cm2,脾脏厚度为(6.09±1.21) cm;对照组分别为(81.19±29.10) cm2和(5.26±0.99) cm.PVT组门静脉及脾静脉宽度和脾脏厚度均大于对照组,差异有统计学意义(P<0.05).PVT组有侧支循环开放的患者占96.21%,对照组为78.25%,2组比较差异有统计学意义(P<0.05).结论 LC后PVT形成对LC患者的临床转归有重要影响.
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