The story
From hepato- (“of the liver”) + porto- (“of the portal system”) + entero- (“of the small intestine”) + -stomy (“surgery creating a communication”).
Etymology from Wiktionary, CC BY-SA 4.0.
hepatoportoenterostomy
Today it means: A portoenteric reconstruction in which the obliterated extrahepatic biliary tree is excised and a Roux-en-Y limb of jejunum is anastomosed to the porta hepatis, enabling drainage of bile from residual intrahepatic ductules in patients with Biliary atresia. Full definition →