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Table 2 Electromyography test

From: Concomitant Guillain-Barre syndrome with COVID-19: a case report

Nerve conduction study Stimulation point Record point Distal latency (ms) Amplitude (mV) Velocity (m/s)
Motor NCS
 Right tibial nerve Ankle-popliteal fossa ABD halluc is brevis 14.1 3.2 19.9
 Right common peroneal nerve Ankle-head of fibula EXT digitorum brevis 13.7 3.0 19.4
 Left tibial nerve Ankle-popliteal fossa ABD halluc is brevis 14.7 3.4 19.7
 Right median nerve Wrist-elbow ABD pollicis brevis 26.3 4.2 23.8
 Left median nerve Wrist-elbow ABD pollicis brevis 24.2 4.5 23.4
Sensitive NCS
 Right sural nerve Ankle Calf 14.9 3.2