Bilateral musculocutaneous neuropathy: A case report

Table 3 Electrodiagnostic study from previous hospital: Nerve conduction studies

Nerve conduction (sensory)	Recording site	Recording site	Stimulation site	Onset latency (ms)1	Amplitude (μV)	Nerve conduction (motor)	Recording site	Stimulation site	Onset latency (ms)	Amplitude (mV)	Distance (cm)	Conduction velocity (m/s)
Left median	Index finger	Index finger	Wrist	2.29	71.8	Left median	APB	Wrist	3.18	12.1
Left ulnar	Small finger	Small finger	Wrist	2.34	49.8			Antecubital	6.77	12.4	19	52.9
Left radial	Thumb	Thumb	12 cm proximal	1.82	36.3	Left ulnar	ADM	Wrist	2.24	11.0
Right medial antebrachial	Medial forearm	Medial forearm	12 cm proximal	1.93	15.9			Below elbow	5.73	11.6	19	54.4
Left medial antebrachial	Medial forearm	Medial forearm	12 cm proximal	1.61	15.8	Right axillary	Deltoid	Erb’s point	3.70	3.6
						Left axillary	Deltoid	Erb’s point	4.38	3.2
						Right musculocutaneous	Biceps	Erb’s point	5.31	3.8
						Left musculocutaneous	Biceps	Erb’s point	4.95	5.1

¹This test was performed at another hospital and latency of sensory nerve action potential was evaluated with onset latency.

ADM: Abductor digiti minimi; APB: Abductor pollicis brevis.