Clinical Study

Transpseudarthrosis Osteotomy with Interbody Fusion for Kyphotic Spinal Pseudarthrosis in Ankylosing Spondylitis by a Single Posterior Approach: A Retrospective Study and a Brief Relevant Literature Review

Table 1

Summary of AS patients date before operation.

Patients numberAge (y)/sexLevel of lesionHistory of injuryHLA-B2 (+/−) (mm/h)CRP (mg/L)

138/MT12-L1MBA+2814
252/MT11-T12Fall+3523
347/MT11-T12Fall+3015
460/MT12-L1Coughing+3222
558/MT12-L1Fall+2920
641/MT11-T12Fall+3219
761/MT12-L1Fall+1912
854/FT11-T12Fall+2716
959/MT10-T11None+3317
1048/MT12-L1Fall+2011
1158/FT11-T12Fall+2613
1250/MT12-L1None+3116

value ranges from 0 to 21 mm/h. value ranges from 0 to 10 mg/L; MBA indicates Motor Bicycle Accident.