Evaluation of the Effect of Revision Surgery of Lumbar Adjacent Segment Degeneration

Evaluation of the Effect of Revision Surgery of Lumbar Adjacent Segment Degeneration

The purpose of this study was to investigate postoperative imaging changes and clinical symptom improvement in patients undergoing revision surgery for adjacent segment degeneration.

Inclusion Criteria:

• For patients undergoing revision surgery in adjacent segments due to S-ASD, the revision surgery is at least half a year from the first operation;
• X-ray, CT and MRI examination data of the anterior and lateral extension of the lumbar spine were available within 1 month before surgery and at the last follow-up;
• Follow-up for at least 2 years after revision;

Exclusion Criteria:

• Patients with history of congenital spinal deformity, spinal tumor, spinal tuberculosis.