自恋型人格障碍的核心症状是自我中心.具体表现在傲慢自大、好利用人、思维散漫随意、自我感觉良好、自我夸大和好文饰自己等.自恋型人格障碍与父母的养育方式不当 (如溺爱、超值评价等 )和患者的自我塑造有关.改善父母的养育方式可以预防自恋型人格障碍.改变患者的认知和行为方式 ,可以减弱或阻断自恋型人格障碍者的自我塑造.“,”The core symptom of narcissistic personality disorder is ego centrism. It specifically shows that the relevant sufferer is arrogant and disdainful, who intends to take advantage of others and has casual thinking as well as self content, together with ego mania and self rationalization. Such formation is sue to the parents' inadequate breeding (eg. indulgence and hyper appraisal to a child) and the sufferers' self perpetuating.The improvement of parents' breeding model can prevent narcissistic personality disorder. The transformation of the sufferers' cognitive pattern and behaviour pattern could lessen or halt their existing self perpetuation of narcissistic personality disorder.