2017_SBRT_Course Book

Total (n=1194)

1 tumors N=455

2-4 tumors (B) N=531

5-10 tumors (C) N=208 148(71%) 14(9%)

P value B vs C

Died Neurological death Deterioration of neurological function

850 (71%) 71(8%)

310 (68%) 32(10%)

392(74%) 25 (6%)

0.46 0.27

146 (12%) 56(12%)

62 (12%)

28(13%)

0.53

Local recurrence

138 (13%) 65(16%)

54 (11%)

19(10%)

0.78

New lesions

625 (58%) 199 (48%) 297 (63%) 129 (69%) 0.12

• Treatment with SRS with up to 10 brain metastases is feasible without significant higher number of new brain lesions and local recurrences than in the group of 2-4 metastases.