From: Evaluation of extra capsular lymph node involvement in patients with extra-hepatic bile duct cancer
Clinicopathological characteristics (N = 228) | Tumor location | |||
---|---|---|---|---|
Hilar n = 110 | Distal n = 118 | |||
Age(years) | >70 | 126 | 69 | 57 |
Gender | Male/Female | 152/76 | 85/25 | 67/51 |
Surgical procedure | Major hepatectomy | 90 | 81 | 9 |
 | P.D | 95 | 8 | 87 |
 | P.D with major hepatectomy | 14 | 8 | 6 |
 | Extra hepatic bile duct resection | 29 | 13 | 16 |
pT Factor | T1-2 | 91 | 46 | 45 |
 | T3-4 | 137 | 64 | 73 |
Lymph node metastasis | Present/Absent | 79/149 | 41/69 | 38/80 |
Vascular invasion | Present/Absent | 46/182 | 35/75 | 11/107 |
Perineural invasion | Present/Absent | 184/44 | 92/18 | 92/26 |
Histological grade | G1 | 64 | 27 | 37 |
 | G2 | 128 | 63 | 65 |
 | G3 | 33 | 19 | 14 |
 | Others | 2 | 1 | 2 |
Microscopic margin status | Positive/Negative | 29/199 | 16/94 | 13/105 |