Retrolisthesis is one type of vertebral misplacement, or subluxation, that can occur in the spine. It is the backward slipping of a vertebra in relation to one above or below it. Retrolisthesis is less common than forward slipping, called spondylolisthesis. It occurs most often in the cervical or lumbar segments of the spine, as these are the most mobile. A number of mechanical or external forces can cause vertebral misalignment. Conditions like arthritis and degenerative disc disease can cause a vertebra to shift. An injury, such as a hard fall,…
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