这个晚期强直性脊柱炎患者的腰椎片显示韧带骨赘搭桥，导致竹节样变。
This radiograph of the lumbar spine of a patient with end-stage ankylosing spondylitis shows bridging syndesmophytes, resulting in bamboo spine.
结果AO关节退变的CT表现主要包括：骨赘形成，关节间隙变窄，横韧带钙化及关节内真空现象。
Results CT findings of AO joint degeneration included: formation of osteophyte, narrowing of joint space, transverse ligament calcification, and joint vacuum phenomenon.
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