Table 1.

Summary of tumor charaterictiscs and treatment parameters of patients treated with radiosurgery

	No (%)
Number of patients	102
Median age	64
Sex (F/M)	52/50
No of lesions per patient
1 lesion	64 (63%)
2 lesions	24 (23%)
3 lesions	14 (14%)
Histology
lung	54 (53.5%)
breast	17 (16.5%)
melanoma	14 (13.5%)
others	17(16.5%)
Tumor location
frontal	31 (20%)
parietal	37 (24%)
temporal	30 (19%)
cerebellar	23 (15%)
occipital	26 (17%)
brainstem	7 (5%)
Radiosurgical dose
20 Gy	86 (56%)
18 Gy	44 (28%)
15-16	24 (16%)
Tumor volume (cm3)
median	1.6
range	0.03-16.3
Treated volume (cm3)
median	2.2
range	0.2-18.8