In a patient with gouty arthritis, synovial fluid aspiration will show -: (A) Monosodium Urate crystals, (B) Calcium Pyrophosphate crystals, (C) Mononuclear Leucocytosis, (D) Polymorphonuclear Leukocytosis
Answer is A. The definitive diagnosis of gout is made by examination of synovial fluid or tophaceous material with polarized light microscopy and identifying the characteristic monosodium urate crystals.