✦ LIBER ✦
Spondylolysis and spondylolisthesis: A cost of being an erect biped or a clever adaptation?
✍ Scribed by Merbs, Charles F.
- Book ID
- 101212902
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 68 KB
- Volume
- 101
- Category
- Article
- ISSN
- 0002-9483
No coin nor oath required. For personal study only.
✦ Synopsis
Spondylolysis refers to a separation in a vertebral arch between the body and the spinous process. Most spondylolysis seen in humans occurs in the lower lumbar region and is due to stress (fatigue) fracturing, usually through the isthmus between the superior and inferior articular processes. Referred to here as "typical" spondylolysis, it is related to erect posture and bipedal locomotion, and, as such, it is a uniquely hominid condition. It develops only after a child has begun to walk, and a developing lesion