Sacroiliitis (differential)

Dr Henry Knipe and Dr Yuranga Weerakkody et al.

Sacroiliitis (inflammation of the sacroiliac joint) can be a manifestation of a wide range of disease processes. The pattern of involvement is helpful for narrowing down the differential diagnosis.

Usually bilateral and symmetrical 
Usually bilateral but asymmetrical 
Usually unilateral 

Differential diagnosis

The following conditions can mimic a sacroiliitis

See also

Article information

rID: 7319
Section: Gamuts
Synonyms or Alternate Spellings:
  • Sacroileitis - differential diagnosis
  • Differential diagnosis for sacroiliitis
  • Sacroiliitis - differential diagnosis

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Cases and figures

  • Case 1: sacroiliitis on left - cause unknown
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  • Case 2: septic arthritis with psoas abscess
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  • Case 3: ankylosing spondylitis
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  • Case 3: bone scan
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  • Case 4: psoriatic arthropathy
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