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ANKYLOSING SPONDYLITIS SPINE IMAGING DAGGER SIGN: WHAT DOES IT MEAN

ANKYLOSING SPONDYLITIS SPINE IMAGING DAGGER SIGN RADIOLOGY RHEUMATOLOGY WITH DR JOE THOMAS (RHEUMATOLOGIST) WHAT IS THE DAGGER SIGN In Ankylosing spondylitis the dagger sign refers to a solid central line of bone along in AP spine view.   WHAT DO I LOOK FOR Linear density in the midline connecting the spinous processes (Pink arrows). Image …

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