[Research progress of cirrhosis with portal vein thrombosis].

Portal vein thrombosis refers to the formation of a thrombus in the trunk of the portal vein and /or its branches due to various causes, and is one of the common complications of cirrhosis. Synthesizing the existing evidence, this paper summaries the cirrhosis with portal vein thrombosis in terms of epidemiology, etiology, pathophysiology, risk factors, definition and classification, clinical manifestations and complications, diagnosis and screening, treatment, follow-up and prognosis, prospects and problems.