Narcissistic personality disorder

Narcissistic personality disorder (NPD), commonly referred to as megalomania, is a personality disorder that is characterized by extreme feelings of self-importance, a high need for admiration, and a lack of empathy. Narcissistic personality disorder can be considered to be a pathological form of narcissism. It is estimated that 0.7-1% of the general population is afflicted with narcissistic personality disorder. Most people with narcissistic personality disorder (50-75%, according to the DSM) are men.

References

• Diagnostic and Statistical Manual of Mental Disorders, fourth edition, text revision (DSM IV-TR) 2000. American Psychiatric Association, Washington, DC.