Presentation
Low back pain.
Patient Data
Age: 65 years
Gender: Male
From the case:
Ankylosing spondylitis
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There is typical appearance of bamboo spine with a single central radiodense line related to ossification of supraspinous and interspinous ligaments which is called dagger sign. Ankylosing is detectable in both sacroiliac joints.
Case Discussion
The findings of x-ray are consistent of ankylosing spondylitis.
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