THE FIRST authentic case report concernning a patient with choledochal cyst appeared in 1852,1 although Laverson 2 credits Abraham Vatero to have made the original description of idiopathic dilatation of the common bile duct in 1723. Since 1943, several excellent reviews of the world literature have been published.3-6 In the most recent study Alonso-Lej et al 6 collected 403 authentic cases of which 92 were carefully analyzed. They reported that one third of all cases appeared in the Japanese literature, and, amongst the Japanese, there was no sex predilection. In contrast, 84% of cases in the white population was in females; and 7% of these cases was detected during pregnancy.The incidence of choledochal cyst in the hospital population is very low. Judd and Greene 7 in 1928 reported two cases of choledochal cyst out of 17,381 biliary tract operations performed at the Mayo Clinic. At
WEINSTEIN C. Choledochal Cyst. Arch Intern Med. 1965;115(3):339–344. doi:10.1001/archinte.1965.03860150083016
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