Personality Disorders: Symptoms and Diagnosis

This section describes the sets of symptoms employed by psychiatrists as diagnostic criteria for borderline personality disorder, narcissistic personality disorder, and other personality disorders. Also see Dr Joseph Carver’s separate introduction to dealing with personality disorders in relationships.

All clinical material on this site is peer reviewed by one or more qualified mental health professionals. This specific article was originally published by on and was last reviewed or updated by Dr Greg Mulhauser, Managing Editor on .

Our material is not intended as a substitute for direct consultation with a qualified mental health professional. Please seek professional advice if you are experiencing any mental health concern.

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