Table 5. Electroneuromyography in patients with severe neurologic symptoms.

	Patient 1	Patient 2	Patient 3
Pes cavus	Yes	Yes	No
Scoliosis	Yes	Yes	No
Achille tendon reflex	Not obtained	Not obtained	Normal
Rotulian tendon reflex	Not obtained	Not obtained	Normal
Distal sensory loss	Yes	Yes	Yes
Vibration at the wrist	Decreased	Normal	Decreased
CMAP amplitude (peroneal)	Decreased	Decreased (R)	Decreased (L)
R	1.39 mV	2.07 mV	5.91 mV
L	1.41 mV	6.04 mV	4.1 mV
DL (peroneal)	Limit	Prolonged (R)	Prolonged (L)
R	4.9 ms	5.6 ms	4.5 ms
L	4.9 ms	3.6 ms	5.6 ms
CV (peroneal)	Decreased	Decreased	Decreased
R	37 m/s	35 m/s	41 m/s
L	37 m/s	30 m/s	37 m/s
CMAP amplitude (tibial post)	Decreased	Normal	Normal
R	2.20 mV	6.77 mV	12.66 mV
L	0.81 mV	8.85 mV	13.65 mV
Sural SNAP	Decreased (L)	Decreased	Normal
R	13.6 µV	4.5 µV	17.4 µV
L	5.7 µV	5.7 µV	17.0 µV
Peroneal SNAP	Not obtained	Decreased	Decreased
R		2.3 µV	6.9 µV
L		3.3 µV	6.2 µV
Upper limbs CV	Normal	Normal	Normal
Upper limbs CMAP	Normal	Normal	Normal
Upper limbs SNAP	Normal	Normal	Normal
Lower limbs detection	Chronic neurogenic pattern	Normal	Normal
Upper limbs detection	Normal	Normal	Normal