Table 2.
Demographic and radiosurgical data of 14 patients with 56 lesions
| Pt | No. of lesions | Machine | Tech/no of lesions | Dose (marg./max) (Gy) | No of Fx. | tumor volume ( cm3) |
F/U (months) | |
|---|---|---|---|---|---|---|---|---|
| Before treatment | At last F/U | |||||||
| 1 | 1 | CK | SRS/1 | 14/25 | 1 | 8.5 Cerebellum | 17.16 cm3 Progression | 11 |
| 2 | 8 | CK | SRS/8 | 11.5/19–21 13/18.5–21 14/19 |
1 1 1 |
0.027, 0.033, 0.058, 0.11 0.13, 0.25, 1.05 0.33 Cerebellum |
PR | 15 |
| 3 | 3 | CK | HSRT/3 | 21.25/28–32 | 5 | 0.048, 0.056, 0.895 Brainstem |
SD | 14 |
| 4 | 7 | CK | SRS/5 HSRT/2 |
20/25–30 24/28–23 |
1 3 |
0.026, 0.028, 0.051, 0.069, 0.109 Cerebellum 0.09, 0.14 Brainstem |
SD | 27 |
| 5 | 1 | CK | HSRT/1 | 22.5/25 | 5 | 20.4 Optic chiasm |
SD | 24 |
| 6 | 1 | CK | SRS/1 | 20/28 | 1 | 0.26 Cerebellum |
SD | 20 |
| 7 | 4 | CK | SRS/4 | 20/24 | 1 | 0.1, 0.19, 0.37, 0.58 Cerebellum |
SD | 12 |
| 8 | 6 | CK | HSRT/6 | 30/38 25/34–39 |
3 5 |
3.19, 4.6 Cerebellum 0.28, 0.31, 0.34, 0.87 Cerebellum |
SD | 12 |
| 9 | 1 | CK | HSRT/1 | 25/34 | 5 | 15.69 Optic chiasm |
SD | 14 |
| 10 | 7 | CK | SRS/4 HSRT/3 |
14/19–20 20/28 |
1 5 |
0.066, 0.144, 0.217, 0.28 Cerebellum 0.41, 0.71, 1.26 Brain stem |
SD | 24 |
| 11 | 5 | linac | SRS/5 | 10/13–17 | 1 | 0.2, 0.26, 1.14, 2.64, 6.08 Cerebellum |
SD | 42 |
| 12 | 10 | Linac | SRS/10 | 12/17 14/19 15/20 16/19 20/25 |
1 | 0.24, 0.57 0.04, 0.05, 0.06 0.08, 0.11 0.3 1.75, 3 Cerebellum |
SD | 89 |
| 13 | 1 | Linac | HSRT/1 | 30/41 | 10 | 2 Optic chiasm |
SD | 72 |
| 14 | 1 | Linac | HSRT/1 | 32/36 | 10 | 7.65 Brainstem |
12.56 cm3 Progression | 49 |
SRS = stereotactic radiosurgery, HSRT = hypofraction stereotactic radiotherapy, PR = partial response, SD = stable disease.