This paper summarized Professor ZHANG Minghe’s experience in treating psoriatic arthritis. It is believed that the main etiology and pathogenesis is internal generation of stagnation heat

exogenous contracted wind heat toxin deepening into the blood level

heat scorching and blood clotting for a long time

resulting in intermingled wind

heat

toxin

phlegm and

heat toxin spilling-over the skin

attacking and filling the joints. The treatment emphasizes eliminating the pathogen and protecting and caring for the vitalal qi. Taking the treatment of psoriasis as a breakthrough

according to the different stages of the disease

clearing heat and detoxification method

clearing the nutrient qi and cooling blood method

eliminating the win and removing the dampness method

activating the blood circulation and resolving the blood stasis method

warming the middle and protecting the stomach method and their modifications with syndromes are in flexible use.