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Table 1 Clinicopathologic characteristics of patients with intrahepatic cholangiocarcinoma (n = 153)

From: Predictors and patterns of recurrence after curative liver resection in intrahepatic cholangiocarcinoma, for application of postoperative radiotherapy: a retrospective study

Variable Patients, n (%) Median (range)
Age   59 (37–80)
Male 96 (62.7)  
Operative characteristics   
Type of resection   
 Wedge resection 3 (2.0)  
 Segmentectomy 11 (7.2)  
 Multiple segmentectomy 25 (16.3)  
 Hemihepatectomy 92 (60.1)  
 Extended hemihepatectomy 22 (14.4)  
Pathologic characteristics   
 Tumor size, cm   4.5 (0.5–14.0)
 Tumor size ≥4 cm 97 (63.4)  
 Multiple tumors 37 (24.2)  
Lymphadenectomy performed 81 (52.9)  
LN positive disease 38 (24.8)  
Number of LN retrieved   7 (1–44)
Number of positive nodes   0 (0–22)
Subtype   
 Mass forming 117 (76.5)  
 Periductal infiltrative 36 (23.5)  
Histology   
 Adenocarcinoma 140 (91.5 %)  
 Non-adenocarcinoma 13 (8.5 %)  
Lymphovascular invasion 55 (35.9)  
Perineural invasion 36 (23.5)  
  1. LN lymph node