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New vertebral fracture after vertebroplasty
Yang-Pin Lo1, Wen-Jer Chen, Lih-Huei Chen
1Department of Orthopedic Surgery, Chang Gung Memorial Hospital, Chang-Gung University College of Medicine, Taoyuan, Taiwan.
The Journal of Trauma
|December 17, 2008
Summary
New vertebral fractures can occur after vertebroplasty, with adjacent vertebrae most commonly affected. However, this study found no significant risk factors for these fractures, indicating further research is needed.
Area of Science:
- Orthopedic surgery
- Spinal procedures
- Bone health
Background:
- Vertebroplasty is a procedure to treat vertebral fractures.
- Complications can include new fractures, necessitating investigation into risk factors.
- Adjacent vertebrae may be at higher risk for new compression fractures.
Purpose of the Study:
- To retrospectively evaluate potential risk factors for new fractures after vertebroplasty.
- To test the hypothesis that vertebrae adjacent to the vertebroplasty site have a higher incidence of new fracture.
Main Methods:
- Retrospective chart review of 271 patients undergoing vertebroplasty (March 2001-December 2002).
- Analysis included patients with 24 months of follow-up.
- Assessed risk factors: age, gender, bone mineral density, prior procedures, cement volume, kyphotic angle, vertebral level, and kyphotic changes.
Main Results:
- 220 patients (mean age 72.7 years) were analyzed with a mean follow-up of 25.6 months.
- 15 patients experienced 18 new fractures (6.16% of treated vertebrae).
- New fractures occurred in adjacent vertebrae in 55.6% of cases; no statistically significant risk factors were identified.
Conclusions:
- New vertebral fractures are a complication of vertebroplasty, occurring in 6.16% of treated vertebrae.
- Cranial adjacent vertebrae were most prone to fracture, while thoracic adjacent vertebrae were least prone.
- Additional risk factors for new vertebral fractures remain poorly understood and require further investigation.
