Fig. 1From: The diagnostic pitfalls of lumbar disc herniation---- malignant sciatic nerve tumour: two case reports and literature reviewLumbar MRI in case 1. a Sagittal MRI shows L4-5 intervertebral disc herniation and compression of the dural sac (arrow). b Axial MRI shows lumbar disc herniation and compression of the L5 nerve root (arrow)Back to article page