Table 2

Diagnostic procedures, type of surgery, surgical pathology

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

NOS = not otherwise specified

Ristagno et al. International Seminars in Surgical Oncology 2007 4:26   doi:10.1186/1477-7800-4-26