tophus

1.Chronic gout leads to deposion of urates into a chalky mass known as a "tophus".

慢性痛风导致尿酸盐沉积为似白垩的质，即痛风石。

2.Article Name Clinical Observation on the Effect of Treating Tophus by Huangfengshi Serial Therapy——Fire-needle Closed;

文献名称“黄风湿”系列法——火针封痛风石的效观察