Type 6B Choledochal Cyst Unveiled: A Rare Entity in Pediatric Surgery – A Case Report and Review

Abstract Choledochal cyst(CDC) originating from the cystic duct (Type VI A) is uncommon. Dilatation of both the common bile duct (CBD) and cystic duct (Type VI B) is exceptionally rare in children, with only a handful of adult cases documented in medical literature to date. We report a case of a 1-year-old child who was diagnosed with a Type VI B CDC involving dilation of both the cystic and CBDs, confirmed by imaging and histopathology following cholecystectomy, cyst excision, and