A Rare Gallbladder Anomaly Mimicking Choledochal Cyst; Hourglass Gallbladder

Biliary tract anomalies are surprises which may cause surgeons unexpected issues. Although biliary system anomalies are frequently seen (4258%), an hourglass gallbladder is a rare condition which cannot be given a specific rate, since very few cases have been reported in the literature. In this study, a case in which an hourglass gallbladder was unexpectedly detected during an operation is presented in light of the literature data.