Table 3.

Outcomes of clinical response and toxicity of dose-staged Gamma Knife for meningiomas in different location.

Outcomes	Skull base, n = 59, (%)	Parasagittal sinus, n = 9, (%)	Lateral ventricle, n = 1, (%)	Pineal region, n = 1, (%)	Tentorium, n = 1, (%)	Total, n = 71, (%)
Tumor control	57 (96.6)	9 (100)	1 (100)	1 (100)	1 (100)	69 (97.2)
Progression	2 (3.4)	0	0	0	0	2 (2.8)
GKRS related edema	4 (6.8)	1 (11.1)	1 (100)	0	0	6 (8.5)
Clinical progression	0	0	0	0	0	0
Headache	11 (18.6)	3 (33.3)	1 (100)	0	0	15 (21.1)