, Volume 39, Issue 9, p 1019
Date: 04 Jun 2009

Cystic biliary atresia is different from choledochal cyst

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We read with interest the article by Veigel et al. [1] titled “Fibropolycystic liver diseases in children”. However, we disagree with the interpretation of Fig. 14. The authors show what they call “intraduodenal type III choledochal cyst (choledochocele) in a 2-month-old girl who presented with vomiting”. They describe the “cholangiogram (that) shows cystic enlargement of the distal common bile duct to form a choledochocele” and “extravasated contrast material”. In our opinion this cholangiogram represents a case of cystic biliary atresia with a large cyst on the remnant of the common bile duct, or what the authors call “biliary atresia associated with choledochal cyst” further in the article. This cyst communicates with the gallbladder that has been punctured for opacification, but does not communicate with the duodenum, indicating that there is atresia of the distal choledochus. What the authors call “extravasated contrast material”, only seen in projection of the liver hilum, re ...