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Indicies of Cholestasis Imaging for 115 Acute Cholecystitis Cases—49 Difficult Cholecystectomy Cases (42.6 %)
| Total bilirubinemia | 2.5-3 mg/100 mL |
| 15.68 % (18 cases) | |
| Alkaline phosphatase | Twice the standard |
| 10.4 % (12 cases) | |
| Gamma-Gutamyl Transferase | Twice the standard |
| 10.4% (12 cases) | |
| US*: dilatation of PBD† | 13% (15 cases) |
| ERCP‡: choledochal lithiasis | 7.8% (9 cases) |
US = ultrasound.
PBD = principal biliary duct.
ERCP = endoscopic retrograde cholangiopancreatography.
