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

Figure 1

AP and lateral radiographs of spinal pseudarthrosis in AS. Radiographs showed a rigid spine with pseudarthrosis (a, arrow) at the T11-T12 level and a local kyphosis of 54° (b).
(a)
(b)