中文摘要：

门静脉血栓形成机制复杂多样,深入理解门静脉血栓形成机制有助于正确治疗和积极预防其并发症。我们分别介绍了门静脉血栓的定义、分级、分型、发病机制和急、慢性门静脉血栓的临床表现,着重阐述了门静脉血栓的抗凝治疗、溶栓治疗、肠梗死的治疗和急、慢性PVT治疗的进展情况。

英文摘要：

This article introduces acute and chronic portal vein thrombosis comprehensivly,Including the definition,the incidence rate,grading and typing,etiology,pathogenesis and pathophysiology,clinical manifestations,diagnosis,treatment and prevention,anticoagulant therapy,thrombolytic therapy,intestinal infarction treatment.