A 33 year-old man developed severe low back pain radiating down the left leg. Examination showed an absent left ankle reflex and loss of sensation over the left lateral foot and posterior lateral leg.

Herniated nucleus pulposus (HNP), also referred to as a herniated disc, is a common spine pathology that occurs approximately 95% of the time at the L4-L5 or L5-S1 level (Fisher et al., 2004; Asch et ...

Lumbar retrolisthesis is when parts of your backbone are slipping backward on one another. Although this condition generally causes few symptoms, there’s evidence that lumbar retrolisthesis can lead ...

Lumbar radiculopathy is inflammation of a nerve root in the lower back that causes symptoms in the back and down the leg. Radiculopathy is pain and other neurological symptoms caused by the pinching ...

A 39 year-old man developed low back pain radiating down the right leg associated with numbness of the lateral foot. Examination showed an absent right ankle reflex, weakness of right knee and ankle ...