Table 3 Results of studies (including ours) that have used osteotomies for correcting kyphosis in ankylosing spondylitis patients with pathological fracture (or pseudoarthrosis)
Author (year) | No. of cases | Surgical method | Single-segment correction (°) | Perioperative complications |
|---|---|---|---|---|
Chang (2010) [34] | 30 | OWO | 38 | Postoperative pneumonia in 1 patient |
Superficial infection in 1 patient | ||||
Kim (2007) [20] | 12 | SPO + AF or PSO + AF | 24 and 31 | Intraoperative dural tears in 3 patients |
Leg pain with paresthesia in 2 patients | ||||
Qian (2012) [29] | 7 | PSO through pseudoarthrosis + AF | 45 | No complications |
Our study | 13 | Osteotomy through pathological fracture gap without AF | 31 | Superficial infection in 1 patient |