BioMed Research International

Research Article

Motor Evoked Potentials after Supraspinal Stimulation in Pre- and Postoperative Evaluations of Patients with Cervical Radiculopathy

Table 1

Pre- and post-operative clinical trials, MRI scan and neurophysiological tests on 35 patients with root conflict in the cervical spine.
Patient numberSexMRIOperationClinical trialNeurophysiological test
MRI – level of damage to spinal rootOperation levelLovett scale (motor deficit)Sensation deficitsReflexesVASEMGMEP
BeforeAfterBeforeAfterBeforeAfterBeforeAfterBeforeAfterBeforeAfter
1FC5, C6, C7C4/5, C5/6NNNNNN31NNNN
2FC6, C7C5/6, C6/7NNC5, C6NC5-C6↓N42C5, C6NNN
3FC6C5/6NNNNNN43C7, C8NNN
4FC6C5/6C7, C8C8NNNN53NNNN
5FC5C4/5C5, C6, C7NNNNN42C8NNN
6FC7C6/7NNNNC5-C6↓C5-C6↓64NNNN
7FC6, C7, C8C5/6, C6/7C8NC6, C7NC5-C6↓C5-C6↓11C7, C8C8NN
8FC7C6/7C8C8NNNN44C8NNN
9FC6, C7C5/6, C6/7C5, C6NNNC5-C6↓N63C5NNN
10FC4, C5, C6, C7C5/6C5NNNC5-C6↓C5-C6↓53C5NNN
11FC4, C6, C7C5/6, C6/7NNNNC5-C6↓, C7↓C5-C6↓, C7↓21C5, C6, C7NNN
12FC6C5/6NNNNC5-C6↓C5-C6↓53NNNN
13FC6C5/6C6C6C6NC5-C6↓, C7↓C5-C6↓, C7↓65C6, C7NNN
14FC5C4/5NNC6, C7, C8C6, C7, C8C5-C6↓N62C5, C6, C7, C8C7, C8NN
15FC6, C7C5/6, C6/7NNNNC5-C6↓C5-C6↓53C5, C6NNN
16FC6C5/6NNC7, C8C7, C8NN32C8NNN
17MC7, C8C6/7NNC7, C8C7, C8C5-C6↓C5-C6↓45C8NNN
18MC6, C7, C8C5/6, C6/7C5, C6, C7, C8C5, C8C7, C8NNN57C8NNN
19MC4, C5, C6, C7, C8C4/5, C5/6, C6/7NNNNC5-C6↓N11C6, C8NC8C8
20MC5, C6, C7C4/5, C5/6, C6/7C5, C6C5, C6NNC5-C6↓, C7↓C5-C6↓40C5, C6, C7NNN
21MC4, C5, C6C4/5, C5/6C8NC5, C6NC5-C6↓C5-C6↓64C5, C6NC8C8
22MC6, C7C5/6, C6/7C5, C6, C7, C8C5, C6, C7, C8NNNN65C8C8C8C8
23MC7C6/7NNC7, C8C7, C8C5-C6↓C5-C6↓45C8NNN
24MC4, C6, C7C5/6, C6/7NNC5, C6NC5-C6↓N86C5, C6, C7, C8C5, C6C8C8
25MC7, C8C5/6, C6/7C5, C6, C7, C8C5, C6, C7, C8NNNN65C8C8C8C8
26MC6, C7C5/6, C6/7NNC7, C8C7, C8C5-C6↓, C7↓C5-C6↓, C7↓42C8NC8C8
27MC6, C7C5/6, C6/7C5, C6, C7, C8C5, C8C7, C8NNN57C8NNN
28MC5, C6, C7C5/6, C6/7C5, C6, C7C5, C6, C7NNC5-C6↓, C7↓C5-C6↓, C7↓74NNNN
29MC6, C7C5/6, C6/7C5, C6, C7NC5, C6NC5-C6↓C5-C6↓74C6NNN
30MC4, C6, C7, C8C5/6, C6/7NNC5, C6NC5-C6↓N86C5, C6, C7, C8C5, C6C8C8
31MC6, C7, C8C5/6, C6/7NNC7, C8C7, C8C5-C6↓, C7↓C5-C6↓, C7↓42C8NC8C8
32MC4, C5, C6, C7C4/5, C5/6, C6/7NNNNC5-C6↓N11C6, C8NC8C8
33MC4, C6C5/6NNNNC5-C6↓C5-C6↓42C8NNN
34MC6, C7, C8C5/6, C6/7C6, C7, C8C6, C7, C8NNC7↓C7↓40C6, C7, C8NNN
35MC7, C8C5/6, C6/7C7, C8NC7NNN64C6, C7NC8C8
TotalK-16  
M-19		C5 – 9  
C6 – 27  
C7 – 26  
C8 – 9		C5 – 7  
C6 – 29  
C7 – 24  
C8 – 0		C5 – 10  
C6 – 11  
C7 –10  
C8 – 9  
N - 18		C5 – 6  
C6 – 6  
C7 – 4  
C8 – 5  
N - 25		C5 – 5  
C6 – 8  
C7 – 10  
C8 – 7  
N - 19		C5 – 0  
C6 – 1  
C7 – 6  
C8 – 6  
N - 29		C5-C6↓ – 23  
C7↓ – 7  
N – 11		C5-C6↓ – 16  
C7↓ – 9  
N – 18		Median (range)  
5  
(1-8)		Median  
(range)   
3  
(0-7)		C5 – 10  
C6 – 14  
C7 – 10  
C8 – 20  
N - 5		C5 – 2  
C6 – 2  
C7 – 1  
C8 – 4  
N - 29		C5 – 0  
C6 – 0  
C7 – 0  
C8 – 10  
N - 25		C5 – 0  
C6 – 0  
C7 – 0  
C8 – 10  
N - 25
Before – before surgery; After – after surgery; Reflexes: C5-C6 - biceps, brachioradialis muscle, C7 - triceps; ↓ - weakening of the tendon reflex; N- normal