EUS Guided Portal-systemic Pressure Gradient Measurement to Predict Treatment Response and Outcomes of Varices to Endoscopic Variceal Ligation in Patients With Chronic Hepatitis.

Inclusion Criteria: * Age between 18 to 75 years old * Informed consent available * Suffering from chronic hepatitis induced cirrhosis * Suffering from oesophageal varices and received EVL as a result of 1. Primary variceal prophylaxis during a variceal surveillance program on oesophagogastroduodenoscopy (OGD) or 2. Secondary variceal prophylaxis after EVL in patients with active oesophageal variceal bleeding * Or bleeding gastric varices that have received endoscopic canoacrylate injection Exclusion Criteria: * Medical Child-Pugh Class C Uncorrected platelet count \<50,000 INR \> 1.5 (natural) History of hepatic encephalopathy Current or history of hepatocellular carcinoma * Anatomical Main portal vein thrombosis Anatomic alterations of the hepatic vasculature that prevent access to the portal vein or intrahepatic portion of the hepatic veins (identified at screening and/or during the endoscopic procedure). Previous history of spontaneous bacterial peritonitis within the previous three months Portopulmonary hypertension Cardiac decompensation \- Endoscopically Confirmed Exclusion Criteria Presence of ascites in the path of the needle that prevents apposition of the gastrointestinal tract and liver. Presence of gastric or duodenal ulcers, dieulafoy's lesion or cancers