Fig. 1A–G.

Representative case (no. 20, KH). A Pre-operative situation with severely painful fractures of T12 and L1. Kyphotic deformity of T12=28°. B Treatment of T12 with kyphoplasty and conventional vertebroplasty of L1. Important correction of T12 with 18° immediately postoperative, and absolute disappearance of the pain. C Acute recurrence of pain after 1 week; a fracture of the adjacent vertebra (T11) was observed ( arrows) on the X-ray. D The patient was treated successfully with a conventional vertebroplasty on T11 and T10 that was injected in a prophylactic sense. E–G The course was uneventful with mild pain. The follow-up X-rays after 2 years show a stable situation with no sintering of the reinforced bones and no loss of the initial reduction