Fig. 1
From: Herpes zoster sciatica mimicking lumbar canal stenosis: a case report

Radiographic findings of the lumbar spine. A plain radiogram of lumbar spine (a) showed slight anterior listhesis of the 4th lumbar spine. A magnetic resonance imaging showed spinal canal stenosis between 4th and 5th lumbar spinal level and redundant nerve roots superior to the most stenotic level (b, c).