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Spine
intermediate
X-Type

Ankylosing Spondylitis Spinal Fractures

Spine Trauma

A 68-year-old man with known ankylosing spondylitis presents after a fall from standing height. He has severe neck pain and new bilateral upper extremity weakness. His spine is fused in a kyphotic posture. Initial cervical spine radiographs appear unremarkable, but CT scan reveals a subtle horizontal fracture through the C6-C7 disc space extending through all three columns. Regarding spinal fractures in ankylosing spondylitis:

Mark each as TRUE or FALSE

A

Ankylosing spondylitis (AS) causes a fused, osteoporotic spine ("bamboo spine") that behaves like a ...

B

Fracture patterns in AS are typically three-column injuries (extension-distraction mechanism) involv...

C

AS spinal fractures are always obvious on plain radiographs; they are typically stable one-column in...

D

Imaging in AS fractures: plain radiographs often miss fractures due to osteopenia and complex anatom...

E

Treatment: surgical stabilization is generally preferred due to high instability and non-union risk ...

Answer the questions to see explanations

Click T (True) or F (False) for each option