
Keywords: اختلال در عملکرد کبد; Extrahepatic cholangiocarcinoma; Diabetes mellitus; Liver dysfunction; Collision cancer; AST; aspartate transaminase; ALT; alanine transaminase; CBD; common bile duct; DM; diabetes mellitus; ECC; extrahepatic cholangiocarcinoma; ERCP; endoscopic retrograd