Embryology of gallbladder

Topic Completed: 1 September 2012

Revised: 20 September 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Gallbladder[TIAB] embryology[TIAB]

Hanni Gulwani, M.B.B.S.
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Table of Contents
Definition / general | Drawings
Cite this page: Gulwani H Embryology of gallbladder. website. Accessed February 19th, 2020.
Definition / general
  • Develops with bile duct and liver during week 4 as ventral bud (hepatic diverticulum) from caudal foregut (Dig Surg 2010;27:87)
  • Hepatic diverticulum has two components: pars hepatica and pars cystica
  • Parts hepatica gives rise to liver, common hepatic duct and intrahepatic bile ducts
  • Pars cystica gives rise to cystic diverticulum, which gives rise to gallbladder and cystic duct
  • Hepatic diverticulum elongates to form common bile duct
  • Above structures begin as solid cords but at 8 weeks have lumina

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