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Fig. 3 | BMC Musculoskeletal Disorders

Fig. 3

From: Modified mini-open SRS-Schwab grade 4 osteotomy combined with percutaneous pedicle screws fixation in post-traumatic thoracolumbar kyphosis

Fig. 3

A 59-year-old male with severe back pain (VAS score of 9) due to L1 post-traumatic kyphosis. a. The X-rays showed L1 compression fracture. b. the patient underwent reduction and PPS internal fixation at local hospital. c-d. Nine months after the first surgery, the reduced fracture collapsed with severe back pain. The X-rays showed the RKA was 33.40and loosening of the bilateral L2 PPSs. e. Intraoperative common PPSs with soft extender at T11 and L3, while cement PPSs with soft extender were used at T12 and L2 at the revision surgery. A 5 cm incision at median line was used for Schwab grade 4 osteotomy. f. Postoperative X-ray (1-year follow-up) showed satisfactory correction with RKA of 12.40

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