Fast Five Quiz: How Much Do You Know About Psoriatic Arthritis?

The Classification Criteria for Psoriatic Arthritis (CASPAR) assist clinicians in diagnosing PsA. The CASPAR consist of established inflammatory articular disease with a total of at least 3 points present from the following features (note that one can only score points for one of the three psoriasis criteria):

• Current psoriasis (assigned a score of 2 points)

• A history of psoriasis (in the absence of current psoriasis; assigned a score of 1 point)

• A family history of psoriasis (in the absence of current psoriasis and history of psoriasis, assigned a score of 1 point)

• Dactylitis (assigned a score of 1 point)

• Juxta-articular new-bone formation (assigned a score of 1 point)

• Rheumatoid factor (RF) negativity (assigned a score of 1 point)

• Nail dystrophy (assigned a score of 1 point)

Learn more about diagnosing PsA.

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Cite this: Eric M. Ruderman. Fast Five Quiz: How Much Do You Know About Psoriatic Arthritis? - Medscape - Dec 23, 2021.