1. Yang-Deficiency and Phlegm-Accumulation Syndrome
Main Symptoms； Initially, there is no redness, heat sensation and no tumefaction in the external appearance, and only insidious aching pain is felt in the infected areas. Progressively there can be motor impairment in the joints, aggravated by motion and relieved by rest, accompanied by chills, aversion to cold, tow spirit, slightly red tongue, thin and whitish coating, deep and thready pulse.

2. Yin-Deficiency and Internal-Heat Syndrome
Main Symptoms: Several months after the onset,the tumefaction elevates gradually, with slightly red skin color and slightly hot sensation, and gradual formation of abscess, accompanied by tidal fever in the afternoon,flushed cheeks, night sweating, dry mouth and throat,slightly red tongue, scanty coating, thready and rapid pulse.

3. Liver and Kidney Deficiency Syndrome
Main Symptoms: After rupture, the discharged pus is thin and mixed with bad cotton-like substance, or with formation of sinus, accompanied by emaciated figure,soreness and weakness in the knee and leg, slight fever, lassitude, insomnia, palpitation, slightly red tongue, thin and whitish coating, and weak rapid pulse.