Research on the psoriasis vulgaris syndrome differentiation standard of traditional Chinese medicine based on data mining technology

Psoriasis is a common chronic skin disease of which the pathogenesis has not yet been fully elucidated. Traditional Chinese medicine (TCM) has effectiveness in treating this disease. Syndromes are the basic pathological units and key concepts of TCM theory, standardisation in TCM is significantly important for psoriasis diagnosis and treatment. Nevertheless, there are few documents concerning this issue. This study focused on psoriasis vulgaris, collected and analysed the literature in recent decades (1979-2011), applied data mining methods to analyse the characteristics of the main type symptoms, and formed psoriasis vulgaris syndrome diagnostic criteria.