Number and Percent of PET and/or MRI Findings Analyzed According to Clinical Evidence of Neurologic Disease
| . | CVA Category I (n = 19) . | Soft Neurologic Signs Category II (n = 20) . | No Neurologic Events Category III (n = 10) . | All Categories (n = 49) . | ||||
|---|---|---|---|---|---|---|---|---|
| MRI abnormal | 17 | 89% | 10 | 50% | 3 | 30% | 30 | 61% |
| MRI normal | 2 | 11% | 10 | 50% | 7 | 70% | 19 | 39% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
| PET abnormal | 17 | 89% | 13 | 65% | 6 | 60% | 36 | 73% |
| PET normal | 2 | 11% | 7 | 35% | 4 | 40% | 13 | 27% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
| Either PET or MRI or both abnormal | 19 | 100% | 17* | 85% | 8* | 80% | 44 | 90% |
| Both PET and MRI normal | 0 | 0% | 3 | 15% | 2 | 20% | 5 | 10% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
| . | CVA Category I (n = 19) . | Soft Neurologic Signs Category II (n = 20) . | No Neurologic Events Category III (n = 10) . | All Categories (n = 49) . | ||||
|---|---|---|---|---|---|---|---|---|
| MRI abnormal | 17 | 89% | 10 | 50% | 3 | 30% | 30 | 61% |
| MRI normal | 2 | 11% | 10 | 50% | 7 | 70% | 19 | 39% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
| PET abnormal | 17 | 89% | 13 | 65% | 6 | 60% | 36 | 73% |
| PET normal | 2 | 11% | 7 | 35% | 4 | 40% | 13 | 27% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
| Either PET or MRI or both abnormal | 19 | 100% | 17* | 85% | 8* | 80% | 44 | 90% |
| Both PET and MRI normal | 0 | 0% | 3 | 15% | 2 | 20% | 5 | 10% |
| Total | 19 | 100% | 20 | 100% | 10 | 100% | 49 | 100% |
Number of silent ischemic lesions in subjects clinically categorized according to soft neurologic signs or no known neurologic events (n = 25).