【Abstract】 Liver cirrhosis with portal venous thrombosis (PVT) diseases is not rare in clinic. Its clinical presentation is variability and can lead to a variety of complications. According to the time and the imaging findings of the thrombus，it can be staged，degreed and classified. The causes may include blood coagulation function and hemodynamic abnormalities. The treatment strategy is still disputed, lack of reliable evidence for preventive treatment，For the absence of clinical symptoms but classified as Class II or portal vein thrombosis have symptoms but can through the digestive tract endoscopy, abdominocentesis and drugs to control the patient's symptoms, tend to have clinical evidence of the use of enoxaparin anticoagulation therapy. For anticoagulation therapy failed and further progress on the symptoms or digestive bleeding in patients with recurrent and refractory ascites, the current tends to be treated tips. Through analysing related articles published in recent years, this article will review the latest progress of its etiology and treatment.