Presentation
Neck stiffness and generalized bone aches
Patient Data
bilateral symmetrical ankylosis of the sacroiliac joint.
ossification of anterior and posterior longitudinal ligaments.
ossification of the interspinous ligament giving a "dagger spine" appearance.
vertebral body squaring associated with ankylosis of the intervertebral discs as well as the apophyseal and costovertebral joints.
diffuse syndesmophytic ankylosis giving a "bamboo spine" appearance.
enthesopathy at the symphysis pubis.
arthritic changes of both hip joints, more marked on the left side.
arthritic changes at sternocalvicular and acromclavicular points on both sides.
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bilateral coracoclavicular pseudoarthroses.
Case Discussion
This case shows the typical imaging findings of ankylosing spondylitis.