Sacroiliitis grading (New York criteria)
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- updated 25 Sep 2022:
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Sacroiliitis grading can be achieved using plain radiographs according to the New York criteria 1,2. A patient is considered positive for radiographic sacroiliitis if the score is greater than or equal to grade II bilaterally or greater than or equal to grade III unilaterally 3.
Classification
grade 0: normal
grade I: suspicious changes (some blurring of the joint margins)
grade II: minimum abnormality (small
localizedlocalised areas with erosion or sclerosis, with no alteration in the joint width)grade III: unequivocal abnormality (moderate or advanced sacroiliitis with erosions, evidence of sclerosis, widening, narrowing, or partial ankylosis)
grade IV: severe abnormality (complete ankylosis)
See also
-<p><strong>Sacroiliitis grading</strong> can be achieved using plain radiographs according to the <strong>New York criteria</strong> <sup><span style="font-size:10.8333px">1,2</span></sup>.</p><h4>Classification</h4><ul>-<li>-<strong>grade 0:</strong> normal</li>-<li>-<strong>grade I:</strong> suspicious changes (some blurring of the joint margins)</li>-<li>-<strong>grade II:</strong> minimum abnormality (small localized areas with erosion or sclerosis, with no alteration in the joint width)</li>-<li>-<strong>grade III</strong>: unequivocal abnormality (moderate or advanced sacroiliitis with erosions, evidence of sclerosis, widening, narrowing, or partial ankylosis)</li>-<li>-<strong>grade IV:</strong> severe abnormality (complete ankylosis)</li>- +<p><strong>Sacroiliitis grading</strong> can be achieved using plain radiographs according to the <strong>New York criteria</strong> <sup>1,2</sup>. A patient is considered positive for radiographic sacroiliitis if the score is greater than or equal to grade II bilaterally or greater than or equal to grade III unilaterally <sup>3</sup>.</p><h4>Classification</h4><ul>
- +<li><p><strong>grade 0:</strong> normal</p></li>
- +<li><p><strong>grade I:</strong> suspicious changes (some blurring of the joint margins)</p></li>
- +<li><p><strong>grade II:</strong> minimum abnormality (small localised areas with erosion or sclerosis, with no alteration in the joint width)</p></li>
- +<li><p><strong>grade III</strong>: unequivocal abnormality (moderate or advanced sacroiliitis with erosions, evidence of sclerosis, widening, narrowing, or partial ankylosis)</p></li>
- +<li><p><strong>grade IV:</strong> severe abnormality (complete ankylosis)</p></li>
-<li><a href="/articles/sacroiliitis-differential">differential diagnosis for sacroiliitis</a></li>-<li><a href="/articles/asas-sacroiliitis-classification-system">ASAS sacroiliitis classification system (MRI)</a></li>- +<li><p><a href="/articles/sacroiliitis-differential">differential diagnosis for sacroiliitis</a></p></li>
- +<li><p><a href="/articles/asas-classification-criteria-active-sacroiliitis-on-mri">ASAS sacroiliitis classification system (MRI)</a></p></li>
References changed:
- 3. Sieper J, Rudwaleit M, Baraliakos X, et al. The Assessment of SpondyloArthritis international Society (ASAS) handbook: a guide to assess spondyloarthritis. Ann Rheum Dis 2009; 68 Suppl 2:ii1.
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