Abnormal Nerve Conduction Study Findings Indicating the Existence of Peripheral Neuropathy in Multiple Sclerosis and Neuromyelitis Optica

Table 2

Clinical characteristics associated with peripheral neuropathy of 9 patients with peripheral neuropathy.

Patient no.	Sex	MS or NMO	CIDP	Abnormal nerve determined by NCS	Characteristics of NCS abnormality	Years from onset of MS/NMO to onset of neuropathy	Complication
1	F	MS	Definite	m, u, p, t, s	S, C	10	—
2	F	MS	Definite	m, u, p, t, s	S, C	Unidentified	—
3	F	MS	Probable	p, t, s	S, C, T	13	—
4	M	MS	—	t, s	S, L	4	DM
5	F	MS	—	t	L	17	DM
6	F	MS	—	u, s	F, L	3	DM
7	M	NMO	—	m, t	L, P	1	—
8	F	NMO	—	t, s	C, L	27	SjS
9	F	NMO	—	m, t, s	C, F, L	10	SjS

m: Median nerve
u: Ulnar nerve
p: Peroneal nerve
t: Tibial nerve
s: Sural nerve
S: Nerve conduction velocity slowing
C: Conduction block
T: Temporal dispersion
F: Reduced F-wave occurrence
L: Low amplitude
P: Prolonged duration
DM: type 2 diabetes mellitus
SjS: Sjögren's syndrome.