Baseline general information, laboratory indicators, and other clinical data of the two groups were compared, and the independent risk factors for 6-week mortality in patients with liver cirrhosis and portal vein thrombosis complicated by acute gastrointestinal bleeding were analyzed.<h4>Results</h4>There were significant differences between the two groups in terms of the etiology of liver cirrhosis, HCC, 5-day treatment failure rate (8.62%), TBiL, ALT, BUN, Na, eGFR, DBiL, AST, GGT, ALP, CR, WBC, PLT, and PT(p < 0.05). The gene discussed is GPT; the disease is Portal vein thrombosis.