Gout is a chronic, progressive rheumatic disease, caused by an inflammatory response to uric acid crystals deposited in joints and soft tissues as a result of excess uric acid in the blood (hyperuricemia). Elevated sUA levels cause urate crystals for form in joints triggering acute arthritic flares, chronic destructive arthropathy and formation of tophi. According to the NHANES (2007-2008) study, the incidence of hyperuricemia in the US is over 45 million and over 8 million have progressed to a gout diagnosis. |