Revision surgery after vertebroplasty or kyphoplasty

Area of Science:

• Spinal Surgery
• Orthopedics
• Radiology

Background:

• Vertebroplasty and kyphoplasty are common procedures for vertebral compression fractures.
• Identifying reasons for procedural failure is crucial for improving patient outcomes.

Purpose of the Study:

• To investigate the primary causes of failed vertebroplasty or kyphoplasty requiring revision surgery.

Main Methods:

• Retrospective review of 12 patients (10 female, 2 male) who underwent revision surgery.
• Analysis of radiographic studies and medical records to determine the etiology of revision.

Main Results:

• The average time to revision surgery was 15 months post-procedure.
• Infection (4 cases) and progressive kyphosis with vertebral collapse (8 cases) were identified as main causes.
• Bone cement accumulation and peri-cement bone resorption were observed in cases of progressive collapse.

Conclusions:

• Infection, misdiagnosis, and progressive kyphosis are significant causes for revision after vertebroplasty and kyphoplasty.
• The pattern of cement accumulation and bone resorption may be linked to progressive vertebral collapse.