Ankylosing spondylitis x ray

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] ; Associate Editor(s)-in-Chief: Manpreet Kaur, MD [2]

Overview

An x-ray may be helpful in the diagnosis of ankylosing spondylitis (AS). Findings on an x-ray suggestive of ankylosing spondylitis (AS) include erosion and ankylosis of the sacroiliac joints.

X Ray

Lateral Xray of neck showing complete fusion of anterior and posterior elements in ankylosing spondylitis, so called bamboo spine. Source: Case courtesy of A.Prof Frank Gaillard, From the case <a href="https://radiopaedia.org/cases/2912">rID: 2912</a>

Ankylosing spondylitis DAGGER SPINE

X-ray Ap view of spine showing fusion of the spinous processes, so called dagger sign in AS Case courtesy of A.Prof Frank Gaillard, From the case <a href="https://radiopaedia.org/cases/3382">rID: 3382</a>

References

  1. Jang JH, Ward MM, Rucker AN, Reveille JD, Davis JC, Weisman MH, Learch TJ (January 2011). "Ankylosing spondylitis: patterns of radiographic involvement--a re-examination of accepted principles in a cohort of 769 patients". Radiology. 258 (1): 192–8. PMC 3009382Freely accessible. PMID 20971774. doi:10.1148/radiol.10100426. 
  2. Poddubnyy D, Brandt H, Vahldiek J, Spiller I, Song IH, Rudwaleit M, Sieper J (December 2012). "The frequency of non-radiographic axial spondyloarthritis in relation to symptom duration in patients referred because of chronic back pain: results from the Berlin early spondyloarthritis clinic". Ann. Rheum. Dis. 71 (12): 1998–2001. PMID 22915622. doi:10.1136/annrheumdis-2012-201945. 
  3. Ostergaard M, Lambert RG (August 2012). "Imaging in ankylosing spondylitis". Ther Adv Musculoskelet Dis. 4 (4): 301–11. PMC 3403247Freely accessible. PMID 22859929. doi:10.1177/1759720X11436240. 
  4. Baraliakos X, Braun J (January 2010). "Hip involvement in ankylosing spondylitis: what is the verdict?". Rheumatology (Oxford). 49 (1): 3–4. PMID 19755506. doi:10.1093/rheumatology/kep298. 

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