Strasberg-Bismuth classification | MRCP | 3D visualization technology based on CT | Intraoperative exploration | ||||||
---|---|---|---|---|---|---|---|---|---|
Transection | Defect | Clamping down | Transection | Defect | Clamping down | transection | Defect | Clamping down | |
C | 2 | 2 | 2 | ||||||
E1 | 3 | 4 | 4 | ||||||
E2 | 4 | 0 | 2 | 1 | 2 | 1 | |||
E3 | 4 | 3 | 3 | ||||||
E4 | 2 | 3 | 3 |