Table 2:
Time from Completion of Proton Therapy to First MRI with Changes (mo) | Time from Appearance of Changes to Start of Resolution of Changes (mo) | Location of Abnormal Signal/Enhancement | Physical Examination Findings | |
---|---|---|---|---|
Patient | ||||
1 | 5.3 | 2.2 | Brain stem, cerebellum, upper cervical spinal cord | None |
2 | 3.6 | 2.3 | Brain stem | Unilateral weakness |
3 | 5.6 | 3 | Cerebellum | None |
4 | 3.4 | 3.1 | Right thalamus (no enhancement) | Unilateral weakness |
5 | 6.3 | 2.2 | Brain stem | None |
6 | 4.2 | 1.5 | Brain stem and cerebellum | Unilateral weakness |
7 | 3 | Patient died of disease before follow-up | Brain stem | None |
8 | 3.2 | 3.5 | Brain stem | Ataxia |
Median | 3.9 | 2.3 (of 7 with follow-up MRI) | ||
Mean | 4.3 | 2.5 (of 7 with follow-up MRI) |