Patent umbilical vein and endoscopic sclerosis of esophageal varices.
D003097:Collateral Circulation; D004932:Esophageal and Gastric Varices / Q000503:physiopathology / Q000628:therapy*; D006801:Humans; D014463:Ultrasonography; D014471:Umbilical Veins / Q000503:physiopathology*