Background y Gout is a common disorder of etabolism that can lead to deposition of monosodium urate(MSU) crystals in soft tissue, recurrent episodes of debilitating i oint inflammation, and, if untreated, joint destruction and renal damage Gout is definitively diagnosed based on t he demonstration of in asp irated synovial fluid 浙医二院2 浙医二院 Background Gout is a common disorder of uric acid m etabolism that can lead to deposition of monosodium urate (MSU) crystals in soft tissue, recurrent episodes of debilitating j oint inflammation, and, if untreated, joint destruction and renal damage. Gout is definitively diagnosed based on t he demonstration of urate crystals in asp irated synovial fluid