Clinical Study
Diagnosis of Distal Cholangiocarcinoma after the Removal of Choledocholithiasis
Table 4
Endoscopic retrograde cholangiopancreatography findings.
| | Group A | Group B | value | | |
| Diameter of the common bile duct | 9.7 ± 2.1 | 13.0 ± 4.7 | 0.043 | Morphology of the bile duct | | | 0.061 | Normal or mild irregularity | 3 | 5 | | Unilateral narrowing | 5 | 12 | | Bilateral narrowing | 1 | 20 | |
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