Table A1.

Tokyo guidelines 2018 diagnostic criteria ³⁵

Systemic inflammation A‐1. Fever and/or shaking chills A‐2. Laboratory data: evidence of inflammatory response Cholestasis B‐1. Jaundice B‐2. Laboratory data: abnormal liver function tests Imaging C‐1. Biliary dilatation C‐2. Evidence of etiology on imaging (stricture, stone, stent etc.)

Suspected diagnosis: one item in A + one item in either B or C Definite diagnosis: one item in A, one item in B and one item in C