Doctor WANG Chengde combines disease differentiation and syndrome differentiation in treating rheumatism from both the macroscopic view and microscopic view. He believed that Bi-syndrome is caused by root deficiency

and the main treating principle is to strengthen the immune function and to tonify the vital-Qi. WANG emphasizes the importance of dampness in the developing

outcome and prognosis of rheumatism

and also pays attention to the role of spleen and stomach in rheumatism. He holds that

Bi-syndrome is from inside

associated with dampness

and often combined with stasis. In treatment

he strengthens the tonifing the vital-Qi

nourishing spleen and dissolving dampness

detoxifing and removing the stasis

as well as warming Yang and dispersing coldness. He is good at applying classic prescriptions and toxic herbs. Doctor WANG points out that it is necessary to use larger doses of herbs in treating rheumatism.