Question 216 · LEK · Seronegative spondyloarthropathies

A 20-year-old male complains of pain and morning rigidity in the backbone that diminish after exercises. Laboratory tests show ESR = 44 mm/h, CRP = 23 mg/L, rheumatoid factor absent, HLA B27 antigen present. For the last 2 years he has complained of recurrent inflammation and swelling of the left knee. His medical history reveals also recurrent uveitis and Achilles tendinitis. The described clinical picture suggests the diagnosis of:

  1. A. osteoporosis.
  2. B. goat.
  3. C. seronegative spondyloarthropathy.
  4. D. pseudogout caused by calcium pyrophosphate.
  5. E. acute arthritis.
Hint

Combine inflammatory back pain, HLA-B27, negative RF, uveitis, enthesitis and asymmetric knee arthritis into one disease group.

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