|
Year |
2004 |
|---|---|
|
Question Number |
50. |
|
Category |
Spine |
Question
A 35-year-old man with ankylosing spondylitis has progressive sagittal plane imbalance, difficulty with horizontal gaze, and thigh fatigue with standing. Radiographs are shown in Figures 13a and 13b. Maximum correction of sagittal decompensation can be accomplished at a single level by which of the following procedures?
1- Smith-Peterson osteotomy (posterior closing wedge hinging on the posterior longitudinal ligament)
2- Transpedicular wedge resection osteotomy
3- Combined anterior and posterior surgery
4- Anterior opening wedge osteotomy
5- Vertebral column resection
Figures
Answer (click for answer)
2
Reference: