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. 2024 Mar 22;16(3):e56703. doi: 10.7759/cureus.56703

Table 4. Nerve conduction study - motor conduction study values.

CMAP - Compound Muscle Action Potential; mv - Millivolt; µV - Microvolt; msec - milliseconds; m/s - meter/second

Motor Nerves CMAP Amplitude (mV) Normal Value (mV) Distal Latency (msec) Normal Value (msec) Conduction Velocity (m/s) Normal Value (m/s)
Right Median Nerve 6.3 mV 10.9±2.7 mV 2.4 msec 3.3±0.4 msec 53.7 m/s 58±4 m/s
Left Median Nerve 6.6 mV 10.9±2.7 mV 2.9 msec 3.3±0.4 msec 52.2 m/s 58±4 m/s
Right Ulnar Nerve 5.1 mV 10.7±2.4 mV 2.6 msec 2.5±0.3 msec 54 m/s 62±5 m/s
Left Ulnar Nerve 6.4mV 10.7±2.4 mV 2.9 msec 2.5±0.3 msec 61.5 m/s 62±5 m/s
Right Peroneal Nerve Absent response 5.4±2.0 mV Absent response 4.2±0.7 msec Absent response 51±5 m/s
Left Peroneal Nerve 0.6 mV 5.4±2.0 mV 4.7 msec 4.2±0.7 msec 44.1 m/s 51±5 m/s
Right Tibial Nerve 3.2 mV 11.8±3.6 mV 2.6 msec 4.0±0.7 msec 45.9 m/s 50±4 m/s
Left Tibial Nerve 3.4 mV 11.8±3.6 mV 4.8 msec 4.0±0.7 msec 43.2 m/s 50±4 m/s