Angiogenesis in cancer of unknown primary: clinicopathological study of CD34, VEGF and TSP-1

BMC Cancer

Table 1 Demographics.

Characteristic	No	(%)
Patients	81
Sex
Male	39	48
Female	42	52
Age (Years)
Median	66
Range	37–84
PS
Median	1
Range	0–3
Histology
Adenocarcinoma	62	77
Well- and moderately differentiated	27	43
Poorly differentiated	35	57
Undifferentiated carcinoma	15	18
With neuroendocrine features	5	33
Other undifferentiated neoplasms	11	67
Squamous cell carcinoma	4	5
Metastatic sites at presentation
Liver and/or multiple visceral involvement	17	21
Lymph nodes	23	29
Mediastinal-retroperitoneal	17	74
Axillary	2	9
Cervical	4	17
Peritoneal cavity	19	23
Peritoneal adenocarcinomatosis in females	14	74
Malignant ascites and other site	5	26
Lung	5	6
Bones	5	6
Brain	4	5
Neuroendocrine tumors	4	5
Multiple	4	5

ISSN: 1471-2407