In a patient with gouty ahritis, synol fluid aspiration will show:
Demonstration of intracellular Monosodium Urate Crystals (MSU) in synol fluid from affected joint is diagnostic of gout. Ref: Harrison's Principles of Internal Medicine, 16th Edition, Page 2046; Current Rheumatology Diagnosis and Treatment, 2nd Edition, Page 467
Monosodium Urate crystals
Calcium Pyrophosphate crystals
Mononuclear Leucocytosis
Polymorphonuclear Leukocytosis