Rheumatology Question 31 Instructor

What are the 5 typical patterns of joint involvement in psoriatic arthritis?

  1. Asymmetric oligoarthritis
    (“Oligo” means that fewer than five joints are involved)
  2. Symmetric polyarthritis
    (Sometimes indistinguishable from rheumatoid arthritis)
  3. Symmetric arthritis with distal interphalangeal joint predominance
  4. Arthritis mutilans
    (A particularly deforming subset of the disease)
  5. Spondyloarthritis

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