The papers introduced how to deal with and analyse a psychosexual trauma case.The case was mainly caused by childhood experiences of sex trauma and childhood separation anxiety,which resulted in a series of problems such as child barriers,learning disabilities,interpersonal barriers,and affective disorder.Treatment of this case was mainly psychological analysis,integrated use of cognitive therapy,therapy centers and so on.Treatment consisted of three stages: analysis of early experience — understanding and experience-feel self;analysis of medium-term: childhood trauma of separation anxiety,and deal with the shadow of mother.The last stage: touch and face somatization of trauma symptoms,and the psychological trauma.