
Keywords: پلی تترافلوئورواتیلن، تفلون; Liver Fibrosis; TIPS; Refractory Ascites; PHT; LVP+A; large-volume paracentesis with albumin; OHE; overt hepatic encephalopathy; PHT; portal hypertension; PPG; portal pressure gradient; PTFE; polytetrafluoroethylene; RCT; randomized controlled trials; TFS