Level IV. Retrospective study.

IV, retrospective study.

Level IV.

Surgery for Scheuermann's kyphosis gives good and stable functional and radiological results. Given the fact that the two surgical strategies give the same results, it appears that the anterior/posterior fusion technique to treat Scheuermann's kyphosis should be reserved for major deformations. These slides can be retrieved under Electronic Supplementary Material.

We reported the first case of isolated bilateral pedicle fracture in a patient treated with risedronate for 10 years. This may be another atypical fracture in long-term bisphosphonate treatment.