Because each lumbar facet joint is innervated by two medial branches of the primary dorsal ramus, both must be anesthetized to completely block a single joint. For example, to block the L4-L5 facet ...

A 64 year-old woman complained of pain in the buttocks and thighs after walking for 5 minutes. The pain was relieved with sitting, but not standing. Lumbar Spinal Stenosis: T2-weighted MRI of the ...

A 29 year-old man developed low back pain radiating to the right anterior thigh. Examination showed an absent right knee reflex, weakness of right hip adduction and knee extension, and loss of ...

Please provide your email address to receive an email when new articles are posted on . In this video from the Open Operating Theatre, Klaus John Schnake, MD, discusses how to perform an open, ...

The lateral femoral cutaneous nerve is a branch of the lumbar plexus, exiting the spinal cord between the L2 and L3 vertebrae. It emerges at the lateral edge of the psoas muscle group, below the ...