Presentation
Back pain and stiffness.
Patient Data
Age: 50 years
Gender: Female
From the case:
Ankylosing spondylitis with dagger sign
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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. Partial ankylosis is present at both sacroiliac joints.
Case Discussion
The findings of x-ray in a 50-year-old female with back pain and stiffness are consistent with ankylosing spondylitis.