Table 1.
Summary of electrodiagnostic data – motor studies
| Nerve (normal values) | Case 1 | Case 2 | ||
|---|---|---|---|---|
| Right | Left | Right | Left | |
| Tibial | ||||
| Lat (m/s) (<5.9) | 5.3 | 3.6 | 6.6 | 4.6 |
| Amp (mV) (>3) | 0.8 | 0.9 | 0.3 | 0.0 |
| CV (m/s) (>39) | 34.3 | 39 | 52.5 | N/A |
| Peroneal | ||||
| Lat (m/s) (<6.5) | 4.7 | 5.0 | 3.7 | 8.5 |
| Amp (mV) (>2.1) | 1.8 | 0.9 | 0.1 | 0.1 |
| CV (m/s) (>39) | 45.1 | 46.8 | 34.9 | 38.7 |
| Median | ||||
| Lat (m/s) (<4.5) | N/A | 2.3 | N/A | 4.0 |
| Amp (mV) (>4.9) | N/A | 12.1 | N/A | 7.2 |
| CV (m/s) (>48) | N/A | 54.2 | N/A | 54.3 |
| Ulnar | ||||
| Lat (m/s) (<4.5) | N/A | 2.3 | N/A | 2.7 |
| Amp (mV) (>4.9) | N/A | 11.3 | N/A | 7.6 |
| CV (m/s) (>48) | N/A | 55.1 | N/A | 58.3 |
CV conduction velocity, Lat latency, Amp amplitude, m meter, s second, mV millivolt