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Narcissistic Personality Disorder

Medically Reviewed by The Medindia Medical Review Team on Jun 02, 2021


What is Narcissistic Personality Disorder?

Narcissistic personality disorder is where a person has a feeling of grandiosity and superiority over others and demands attention; such people tend to be arrogant and lack empathy for others.

Narcissistic personality disorder is classified under Cluster B personality disorders which are characterized by dramatic, emotional or erratic behavior. Other personality disorders in this cluster include borderline personality disorder, antisocial personality disorder and histrionic personality disorder.


Many of us are familiar with the mythological story of Narcissus and Echo, from Ovid's Metamorphoses. Narcissus, a young lad rejects the love of Echo and falls in love with his own reflection in the pond. A person with Narcissistic personality disorder is in a similar situation, where he falls in love with a false image of himself.

It affects around 0.5% to 1% individuals. Most of those affected are males, though it can also affect females. Though the condition is usually diagnosed at adulthood, more often than not, the trauma that causes the condition can be traced to childhood. A genetic predisposition has also been suggested.

Narcissistic personality disorder is diagnosed based on the DSM-5 criteria and the ICD-10 criteria. It may be difficult to convince the patient that he has a problem and to consult a therapist for treatment due to the grandiose attitude. However, the patient may benefit with counseling and other therapies.

Causes of Narcissistic Personality Disorder

The exact cause of narcissistic personality disorder is not known, though several have been suggested. These include:

Symptoms of Narcissistic Personality Disorder

The severity of narcissistic personality disorder may vary from a mild and transient condition to a permanent condition. The following symptoms may be present:

People with narcissism often suffer from additional disorders including eating disorders, mood disorders, other Cluster B personality disorders and substance abuse disorders

Narcissistic Personality Disorder can be classified into:


Complications of Narcissistic Personality Disorder

Diagnosis of Narcissistic Personality Disorder

There are no specific tests to diagnose narcissistic personality disorder. Diagnosis is based on interview of the patient and response to questionnaires like the Millon Clinical Multiaxial Inventory III (MCMI-III) and Narcissistic Personality Inventory; often, more than one interview may be necessary to arrive at a diagnosis. The ICD-10 diagnostic criteria requires the presence of general features of personality disorders and at least five out of nine other criteria.

Treatment for Narcissistic Personality Disorder

It is often difficult to convince a patient with narcissistic personality disorder to seek help. Though the prognosis may not be good despite treatment, some patients may benefit through counseling. Therapies that have been used to treat patients with narcissistic personality disorder include psychotherapy and behavioral therapies like cognitive behavioral therapy. Medications are not effective against narcissistic personality disorder but may be necessary to combat associated conditions like depression and mood disorders.

References:

  1. Sam Vaknin. Malignant Self-Love: Narcissism Revisited
  2. Wright K, Furnham A. What Is Narcissistic Personality Disorder? Lay Theories of Narcissism. Psychology Vol.5 No.9(2014), Article ID:48298,11 pages DOI:10.4236/psych.2014.59124
  3. Goodman CL, Leff B. The Everything Guide to Narcissistic Personality Disorder

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