Testicular hydrocele is a common urogenital disease among children.Professor WANG Shouchuan holds that this disease is mainly located in the liver and is closely associated with the lung，spleen，and kidney.The primary pathogenesis of the disease is dampness stagnation in the liver meridian.Regulating zang-fu viscera and inducing diuresis for removing edema should be regarded as treatment principles and treating by stages should be included.In the early stage of the disease course，the emphasis is on transforming qi for diuresis.In the later stage，the emphasis is on consolidating body resistance and basis，with the method of “soothing the liver and regulating qi” running through the whole course.This treatment has a curative clinical effect and is worthy of wide application.