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Residual tumor factors
| Residual tumor | Local factor | Distant factor | Total | ||
|---|---|---|---|---|---|
| pHM(+) | pDM(+) | pEM(+) | pM1 | ||
| R1 | 1 | 0 | 2 | 0 | 3 (13.0%) |
| R2 | 1 | 0 | 0 | 2 (IM) | 3 (13.0%) |
| 6 (26.0%) | |||||
pHM proximal bile duct margin, pDM distal bile duct margin, pEM dissected margin, IM intrahepatic metastasis
