Table 1 Motor NCS findings showing reduced CMAP amplitude in the right ulnar nerve and conduction block in the right median and ulnar nerves
Nerve/Sites | Latency (ms) | Amplitude (mV) | Conduction Velocity (m/s) |
|---|---|---|---|
Left median nerve (abductor pollicis brevis muscle) | Â | Â | Â |
Wrist | 2.95 | 8.4 | Â |
Elbow | 6.45 | 7.8 | 57.1 |
Right median nerve (abductor pollicis brevis muscle) | Â | Â | Â |
Wrist | 2.85 | 9.9 | Â |
Elbow | 7.75 | 5.4 | 44.9 |
Left ulnar nerve (abductor digiti minimi muscle) | Â | Â | Â |
Wrist | 2.20 | 6.2 | Â |
Below the elbow | 5.50 | 6.1 | 54.5 |
Above the elbow | 6.90 | 5.8 | 64.3 |
Axilla | 8.45 | 5.9 | 58.1 |
Right ulnar nerve (abductor digiti minimi muscle) | Â | Â | Â |
Wrist | 3.00 | 4.6 | Â |
Below the elbow | 9.00 | 2.1 | 30.0 |
Above the elbow | 12.25 | 1.6 | 30.8 |
Axilla | 16.45 | 0.5 | 21.4 |