Small cell lung cancer with peripheral neuropathy as the first symptom: Two case reports

Table 2 Electromyography/evoked potential test report of Case 1, motor nerve conduction

Nerve/position	Recording position	Latent period, ms	Amplitude, μV	Conduction velocity, m/s	Distance, mm
L median nerve
Wrist	Abductor pollicis brevis muscle	3.8	4.26
Elbow	Abductor pollicis brevis muscle	8.07	4.03	51	217
R median nerve
Wrist	Abductor pollicis brevis muscle	4.01	4.15
Elbow	Abductor pollicis brevis muscle	8.02	3.98	50	200
L ulnar nerve
Wrist	Abductor digiti minimi	2.97	7.24
Below the elbow	Abductor digiti minimi	6.56	6.47	54	195
R ulnar nerve
Wrist	Abductor digiti minimi	2.97	7.58
below the elbow	Abductor digiti minimi	6.77	7.16	53	200
R peroneal nerve
Ankle	Extensor digitorum brevis	3.23	1.06
Under the capitulum of fibula	Extensor digitorum brevis	10.57	0.97	41	300
L peroneal nerve
Ankle	Extensor digitorum brevis	3.44	2.44
Under the capitulum of fibula	Extensor digitorum brevis	10.10	1.95	44	295
R tibial nerve
Ankle	Abductor hallucis	3.59	4.17
Popliteal fossa	Abductor hallucis	12.92	4.15	40	370
L tibial nerve
Ankle	Abductor hallucis	3.59	4.16
Popliteal fossa	Abductor hallucis	12.66	3.05	41	376

L: Left; R: Right.