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Table 2 Diagnostic procedures, type of surgery, surgical pathology

From: Is an aggressive surgical approach worthwhile in biliary cancer?

Time period 1995–2000 2000–2005
  N % N %
Number of patients 29 100 85 100
DIAGNOSTIC PROCEDURE     
Resection specimen 10 34.5 42 50.0
Tumor biopsy 17 58.6 38 45.2
Brush cytology 2 6.9 3 3.6
Diagnosis established by follow-up 0 - 1 1.2
SURGERY     
Resection 16 55.2 53 62.4
Liver resection 5 17.2 38 44.7
Whipple operation 2 6.9 6 7.1
Transplantation 1 3.4 1 1.2
Resection of extrahepatic bile ducts only 3 10.3 4 4.7
Cholecystectomy only 5 17.2 4 4.7
Non-resection surgery 5 17.2 12 14.1
Excision of lymph nodes only 0 - 1 1.2
Exploratory laparoscopy 1 3.4 6 7.1
Exploratory laparotomy 2 6.9 4 4.7
Surgical biopsy 2 6.9 1 1.2
No surgery 8 27.6 20 23.5
SURGICAL PATHOLOGY     
Adenocarcinoma NOS 26 89.7 75 88.2
Papillary adenocarcinoma 0 - 3 3.5
Squamous cell carcinoma 0 - 3 3.5
Unknown 3 10.3 4 4.7
  1. NOS = not otherwise specified