Table 2 2016 WSES predictive factor for CBDS and risk class (modified from SAGE-AGES)
From: 2017 WSES and SICG guidelines on acute calcolous cholecystitis in elderly population
Predictive factor for choledocholithiasis | |
Very strong | Evidence of CBD stone at abdominal ultrasound |
Total serum bilirubin > 4 mg/dL | |
Strong | Common bile duct diameter > 6 mm (with gallbladder in situ) |
Bilirubin level 1.8 to 4 mg/dL | |
Moderate | Abnormal liver biochemical test other than bilirubin |
Age older than 55 years | |
Clinical gallstone pancreatitis | |
Risk class for choledocholithiasis | |
High | Presence of any very strong |
Low | No predictors present |
Intermediate | All other patients |