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Table 1 The Preoperative Electromyography of patient

From: A rapidly progressive foot drop caused by the posttraumatic Intraneural ganglion cyst of the deep peroneal nerve

Motor nerve conduction
Nerve and Site incubation amplitude speed area
Peronel.L
 Fibila(head) 5.3 ms 0.4 mV 37.6 m/s 1.5mVms
 Popliteal fossa 12.8 ms 0.3 mV m/s 1.3 mVms
 TAM 2.7 ms 3.0 mV m/s 17.9mVms
Tibial.R
 Fibula(head) 5.6 ms 21.3 mV m/s 56.4 mVms
 Popliteal fossa 15.0 ms 20.4 mV 41.5 m/s 60.8 mVms
Peroneal.R
 Fibula(head) 4.0 ms 5.8 mV 41.8 m/s 23.7mVms
 Popliteal fossa 11.4 ms 5.1 mV m/s 21.9mVms
Tibial.L
 Fibula(head) 6.7 ms 20.8 mV m/s 49.0 mVms
 Popliteal fossa 16.1 ms 16.0 mV 40.8 m/s 42.4 mVms
F wave
  M Wave Latency F Wave Latency F-M wave interval F Wave Occurrence rate
Tibial.L 6.1 55.3 49.2 100
Sensory nerve conduction
 Nerve and Site incubation amplitude speed
Sural.L
 Fibula(head) 3.4 ms 7.2 μV 38.8 m/s
Superficial peroneal.L
 Fibula(head) 2.7 ms 14.7 μV 47.7 m/s
Sural.R
 Fibula(head) 2.5 ms 18.0 μV 46.7 m/s
Superficial peroneal.R
 Fibula(head) 2.1 ms 20.9 μV 49.5 m/s
  1. EMG Electromyography showed a left deep peroneal nerve axonal neuropathy, decreased nerve conduction velocity, and motor amplitude and denervation potential in the EHL extensor hallucis longus and TA tibialis anterior muscles