Uric acid crystals in white blood cells in synovial fluid

Hyperuricemia, also known as gout, is a group of diseases caused by disorders of purine metabolism. Its clinical characteristics are hyperuric icemia and the recurrent episodes of gouty acute arthritis and goutstones. Gouty chronic arthritis and joint deformities, often involving the kidneys, cause chronic interstitial nephritis and uric acid kidney stones. The disease can be divided into two categories: primary and secondary. The etiology is mostly unexplained except for a few caused by enzyme defects. It is often accompanied by hyperlipidemia, obesity, diabetes, hypertension, arteriosclerosis and coronary heart disease , Is a hereditary disease. Secondary cases can be caused by kidney disease, blood disease, and drugs. Crystals of uric acid in white blood cells in synovial fluid are one of the diagnostic criteria for gout.