Bismuth and Corlette developed an anatomic classification scheme for hilar cholangiocarcinoma in 1975 that has undergone subsequent modifications. The original authors are from Hopital Paul Brousse in Villejuif, France.
Perihilar bile ducts:
(1) left
(2) right
(3) confluence
(4) common hepatic duct (to entrance of common bile duct)
(5) proximal common bile duct (after entrance of common bile duct)
common duct below confluence
confluence of ducts
left hepatic bile duct
right hepatic bile duct
Type
present
absent
absent
absent
Type I
present or absent
present
absent
absent
Type II
present or absent
present
present
absent
Type IIIA
present or absent
present
absent
present
Type IIIB
present or absent
present
present
present
Type IV
present
absent
present
present
Type IV
where:
• The original scheme did not have a Type IV.
• The original Type III was not separated into subtypes (A or B).
To read more or access our algorithms and calculators, please log in or register.
