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Congenital anomalies


Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 15 February 2013, last major update September 2012
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● Excessive budding of the caudal diverticulum
● Duplicated cystic ducts may enter CBD separately (H-type) or united (Y-type) or rarely drain independently into hepatic ducts
● Stones, inflammatory conditions and tumors preferentially involve one of the gallbladders

Case reports

● 5 year old girl with jaundice, hepatosplenomegaly and pancytopenia (Tunis Med 2011;89:798)
● 58 year old man with right upper quadrant pain (JSLS 2010;14:611)
● Two separate gallbladders, one main and one accessory, each with its own cystic duct (Ital J Anat Embryol 2011;116:61)
● Triple gallbladder (Am J Gastroenterol 2011;106:1861)

Clinical images

Intraoperative images


Types of gallbladder duplication

End of Gallbladder > Congenital anomalies > Duplication

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