slipped diskslipped disk
a ruptured disk between two vertebrae, esp. of the lumbar spine, often causing sciatica
Protrusion of a part of an intervertebral disk through the fibrocartilage, occurring usually in the lower lumbar region and often causing back pain or sciatica.
(plural slipped disks)
- This term is not medically accurate as the spinal disks are fixed in position between the vertebrae and cannot actually slip.