Table 3.
Description of Electromyography, EEG, and Brain MRI findings among patients.
| Patients (N = 50) | ||
|---|---|---|
| No. | % | |
| Electromyography findings | ||
| Tibialis anterior muscle | ||
| Motor unit | ||
| Normal | 41 | 82 |
| Large polyphasic | 9 | 18 |
| Interference | ||
| Normal | 39 | 78 |
| Decreased | 11 | 22 |
| Denervation | ||
| No | 41 | 82 |
| Yes | 9 | 18 |
| Gastrocnemius muscle medial head | ||
| Motor unit | ||
| Normal | 41 | 82 |
| Large polyphasic | 9 | 18 |
| Interference | ||
| Normal | 39 | 78 |
| Decreased | 11 | 22 |
| Denervation | ||
| No | 41 | 82 |
| Yes | 9 | 18 |
| EEG background | ||
| Normal | 40 | 80 |
| Diffuse slowing | 10 | 20 |
| Diffuse slowing findings | (N = 10) | |
| Peripheral Neuropathy | 6 | 60 |
| Normal | 4 | 40 |
| EEG findings | ||
| Normal | 41 | 82 |
| Abnormal | 9 | 18 |
| Abnormal EEG | (N = 9) | |
| Generalized epileptogenic activity | 4 | 44.4 |
| Focal epileptogenic activity | 5 | 55.6 |
| Focal epileptogenic activity | (N = 5) | |
| Temporal | 2 | 40 |
| Frontal | 1 | 20 |
| Occipital | 2 | 40 |
| Brain MRI | ||
| Normal | 42 | 84 |
| Abnormal | 8 | 16 |
| Abnormal brain MRI | (N = 8) | |
| Mild brain atrophy | 3 | 37.5 |
| Encephalomalacia | 5 | 62.5 |
Gluteus Maximus muscle had normal motor unit interference and innervation in all patients.