personality disorder narcissistic personality disorder A personality disorder that involves an excessive preoccupation with issues of personal adequacy, power, prestige and vanity. DOID:2745 ICD9CM:301.81 MSH:D010554 SNOMEDCT_2010_1_31:192493008 SNOMEDCT_2010_1_31:80711002 UMLS_CUI:C0027402 disease_ontology MFOMD_0000064 People with this disorder require attention and admiration and have difficulty accepting personal criticism. In conversations they talk mainly about themselves and show a lack of interest in others. Many have fantasies about power or influence, and they constantly overestimate their talents and importance, how reflective responses and idealisation involving unlimited success, a sense of entitlement, and sense of self-importance. "Understanding abnormal behavior". David Sue, Derald Wing Sue, Stanley Sue. Personality disorder in which the essential feature is a pervasive pattern of grandiosity, need for admiration, and lack of empathy. DSM-IV-TR (american Psychiatric Association) F60.8 301.81 trastorno narcisista de la personalidad