Abstract: Objective：To investigate the relationship between remission of psoriasis and sex, age, relapse times, family history, disease severity, food, smoking ,drinking ,emotional factors, et al. Method：One hundred and twenty six inpatients were enrolled in our study, all message we needed was registered before treatment, keep contact with patients to get the remission after they leave hospital. Result：Relapse times, disease severity, emotional factors, the treatments that have been received significantly infect the psoriasis remission. Conclusion：The factors that influence remission of psoriasis were complex, patients who were easy to relapse should be taken effective measures in the treatment.

Key words: psoriasis, remission, relapse