The Rheumatoid Factor (RF) Psoriatic Arthritis Test is a crucial diagnostic tool used to differentiate between psoriatic arthritis and rheumatoid arthritis. Psoriatic arthritis is an inflammatory joint condition often associated with psoriasis, and it can sometimes be challenging to distinguish from other types of arthritis. The RF test measures the presence of rheumatoid factor antibodies in the blood, which are commonly associated with rheumatoid arthritis.
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