Etiology of the structure n (%) Subsequent treatment After OLT (at anastomosis) placement 6 (33.3) 2nd ERCP: Dilation + stent After LC (at CHD) placement 4 (22.2) 2nd ERCP: Dilation + stent Compression of CHD by cyst hydatid 4 (22.2) Surgical treatment PSC (at CHD) 2 (11.1) 2nd ERCP: Dilation Post cyst hydatid operationplacement 1 (5.6) 2nd ERCP: Dilation + stent Chronic pancreatitis 1 (5.6) Surgical treatment

Table 3: Features of the patients with cholangitis due to benign stricture (n=18). OLT: orthotopic liver transplantation, LC: Laparoscopic cholecystectomy, CHD: Common Hepatic Duct, PSC: Primary Sclerosing Cholangitis, ERCP: ndoscopic Retrograde Cholangiopancreatography