Interspinous liga...
Frontal
Interspinous ligaments calcification result in dagger spine sign.
System: Musculoskeletal
Section: Signs
Tag: spine
Modality: X-ray (Frontal)

- “ Chalk stick fracture of fused spine seen in patient with history of ankylosing spondylitis. ”

Used in the following article:

  • Bamboo spine (ankylosing spondylitis) - “ Bamboo spine is a radiographic feature seen in ankylosing spondylitis that occurs as a result of vertebral body fusion by marginal syndesmophytes....”

View full size version of Ankylosing spondylitis and chalk stick fracture

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