ASAS Criteria for Peripheral Spondyloarthritis

Apply in patients with peripheral arthritis, enthesitis, or dactylitis. Classifies when either arm A (≥1) or arm B (≥2) is met.

For clinicians only. This tool is for healthcare professionals and clinical education only. It does not diagnose, replace clinical judgement, or replace specialist assessment. Any decisions about a patient must be based on full clinical assessment, investigations where appropriate, and current clinical guidelines.

Sources

Rudwaleit M, et al. ASAS peripheral SpA criteria. Ann Rheum Dis 2011.

For clinicians only. This tool is for healthcare professionals and clinical education only. It does not diagnose, replace clinical judgement, or replace specialist assessment. Any decisions about a patient must be based on full clinical assessment, investigations where appropriate, and current clinical guidelines.

ASAS Criteria for Axial Spondyloarthritis

Imaging and clinical arms for axial spondyloarthritis classification.

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Spondyloarthritis · Disease activity score

BASDAI

Bath Ankylosing Spondylitis Disease Activity Index across 6 patient-reported items.

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Spondyloarthritis · Functional index

BASFI

Bath Ankylosing Spondylitis Functional Index. 10 activities of daily living.

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Spondyloarthritis · Metrology index

BASMI

Bath AS Metrology Index. Serial monitoring of spinal and hip mobility.

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For colleagues considering referral or shared care, please WhatsApp my clinic for professional-to-professional discussion.

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