ASAS Criteria for Peripheral Spondyloarthritis

ASAS Criteria for Peripheral Spondyloarthritis^a

Arthritis^b	or *plus*	Enthesitis
One or more of the following:
Uveitis Psoriasis Crohn's disease or ulcerative colitis
OR two or more of the following: Arthritis Enthesitis Dactylitis Inflammatory back pain ever Family history for SpA

Arthritis^b

plus

Enthesitis

One or more of the following:

OR two or more of the following:

^aSensitivity 79.5%, specificity 83.3%.

^bPeripheral arthritis, usually predominantly lower limb and/or asymmetric.

Abbreviations: ASAS, Assessment of Spondyloarthritis International Society; SpA, spondyloarthritis.

Source: M Rudawaleit et al: Ann Rheum Dis 70:25, 2011.