痛风石即痛风结节,一般发生在慢性痛风性关节炎患者中。由于痛风结节质地较硬,形状似圆形石子,故称为痛风石。当痛风患者长期血尿酸增高,体液中pH值下降,血尿酸在酸性环境中大量与钠离子结合形成尿酸钠沉积在各组织器官,就会不断聚集形成结节。痛风石小的只有数毫米,似沙粒,称为痛风沙粒。随着病情的发展,痛风石的数量可以不断增多、逐渐增大,可如鸡蛋大小甚至更大,数 Gout stone that gout nodules, usually occurs in patients with chronic gouty arthritis. Because of the texture of gout nodules hard, shaped like a circular stone, it is called tophi. When gout patients with long-term elevated serum uric acid, pH value in body fluids, serum uric acid in the acidic environment, a large number of sodium ions combine to form sodium urate deposition in various tissues and organs, will continue to gather to form nodules. Small toothache stones only a few millimeters, like sand, called gout sand. With the development of the disease, the number of toothache stone can continue to increase, gradually increasing, such as egg size may be even greater number