Magnetic Resonance Imaging versus Electrophysiologic Tests in Clinical Diagnosis of Lower Extremity Radicular Pain

Table 2

Paraclinical (MRI and electrodiagnosis) findings in our patients.

Paraclinical findings	Number of cases (%)
MRI
(i) Disc herniation with nerve root compression	54 (35.5)
Level L4-L5	22 (14.5)
Level L5-S1	20 (13.2)
Level L4-L5 and L5-S1	12 (7.9)
(ii) Spinal stenosis	71 (46.7)
Level L3-L4	7 (4.6)
Level L4-L5	30 (19.7)
Level L5-S1	21 (13.8)
Multilevel	13 (8.6)
(iii) Degenerative disc without nerve root compression	15 (9.9)
(iv) Normal MRI scanning	12 (7.9)
Electrodiagnosis
(i) Radiculopathy	91 (59.9)
(ii) Neuropathy	21 (13.8)
(iii) Both radiculopathy and neuropathy	13 (8.5)
(iv) Normal electrodiagnosis	27 (17.8)