Ankylosing spondylitis

Case contributed by Dr Abdullah Alqudah

Presentation

Withheld.

Patient Data

Age: 50 years old
Gender: Male
X-ray

Severe changes of sacroiliitis. Ankylosis of spinal vertebrae, and calcified interspinous ligaments are clearly seen in these frontal X-rays.

CT

Diffuse decrease in bone density is seen. Kyphosis of the spine with syndesmophytes and ankylosing of the spinal vertebrae  are seen. Calcification of the interspinous ligaments are also seen. Severe changes of sacroiliitis is noted with bony erosion, vacuum phenomina and sclerosis at the inferior iliac component of the SI joint. However no complete ankylosis seen. No evidence of fracture. 

Case Discussion

The bony findings are characteristics of the patient's (known) ankylosing spondilytis. Many signs are seen on the X-ray images namely (Dagger sign, Bamboo spine). The CT more clearly shows these findings.

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Case information

rID: 49668
Case created: 29th Nov 2016
Last edited: 24th Apr 2017
System: Spine
Inclusion in quiz mode: Included

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