Summary of neurophysiological outcomes from MRI, VEP, ABR, and NCV
| Test . | Asymptomatic (%) . | Symptomatic (%) . | ||||
|---|---|---|---|---|---|---|
| Improved . | Stable . | Worsened . | Improved . | Stable . | Worsened . | |
| MRI | 40 | 60 | 0 | 0 | 54 | 46 |
| VEP | 25 | 50 | 25 | 33 | 33 | 33 |
| ABR | 80 | 0 | 20 | 17 | 67 | 17 |
| NCV | 60 | 20 | 20 | 10 | 80 | 10 |
| Test . | Asymptomatic (%) . | Symptomatic (%) . | ||||
|---|---|---|---|---|---|---|
| Improved . | Stable . | Worsened . | Improved . | Stable . | Worsened . | |
| MRI | 40 | 60 | 0 | 0 | 54 | 46 |
| VEP | 25 | 50 | 25 | 33 | 33 | 33 |
| ABR | 80 | 0 | 20 | 17 | 67 | 17 |
| NCV | 60 | 20 | 20 | 10 | 80 | 10 |