Retrolisthesis is a spinal condition characterized by joint dysfunction that occurs when a single vertebra (spinal bone) shifts backward or underneath an intervertebral disc. Retrolisthesis develops in the cervical or lumbar spine. It can cause a range of symptoms and needs to be treated proactively. Pettibon’s Uncovered Block Set comes with 2 extra dense foam wedges and provides relief for a multitude of systems and conditions by blocking which flexes the sacrum and helps eliminate pain.

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