Vertebroplasty and kyphoplasty in the fractured osteoporotic spine.

Percutaneous vertebroplasty and kyphoplasty have during the last decade gained an increasing popularity in the treatment of osteoporotic fractures of the spine. The techniques, clinical results and complications are described. There is however a disturbing lack of scientific evidence regarding the efficacy of the procedures, no controlled studies are published. An ongoing prospective randomised study is presented.