Verywell Health on MSN

Lumbar spine anatomy and function

Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The lumbar spine includes five vertebrae that help with mobility ...
Case Western Reserve University

Lumbar Spinal Stenosis: Spondylolisthesis

A 72 year-old man noted chronic low back pain, worse with standing and walking. With prolonged standing, he would develop pain and numbness radiating down the posterior thighs and calves. Lumbar ...