The partial or complete portacaval shunt.
D004932:Esophageal and Gastric Varices; D004947:Esophagus; D011167:Portacaval Shunt, Surgical; D011168:Portal System / Q000601:surgery*; D014648:Varicose Veins; D014680:Veins; D014684:Venae Cavae / Q000601:surgery*
ESOPHAGUS/varix; VEINS, PORTAL SYSTEM/surgery; VENAE CAVAE/surgery