Narcissistic Personality Disorder

Narcissistic personality disorder — one of several types of personality disorders — is a mental condition in which people have an inflated sense of their own importance, a deep need for excessive attention and admiration, troubled relationships, and a lack of empathy for others.


Cluster Number:
Wiki Number: PW129
Diagnosis: Narcissistic Personality Disorder
US Patients: About 1%
World Patients:
Sex Ratio: M+;W
Age Onset: Early Childhood
Brain Area: a lesser amount of gray matter in the left anterior insular cortex and prefrontal cortex (Gray matter interprets messages.)
Symptoms: exaggerate self-imprtance, crave admiration, struggle with empathy; daydream about achieving power-the injustices of failing
Progression: believes he should only associate with those of high-status, has a sense of entitlement, is exploiitative of but envious of others.
Causes: It is inheritable. With less gray matter in those areas there is likely to be less empathy, compassion, emotional regulation&cognition
Therapies: relationship counseling may help – insecurity may have driven the person to dominate others; “Megalomania” is another term used.

Youtube Video: Understanding Narcisissistic Personality Disorder

Amazon or Library Book:

The Everything Guide to Narcissistic Personality Disorder

Click the book to link or buy from Amazon.

Support Group:

(Designed for the Victims of Narcissists)


The world-wide medical research
reports chosen for each diagnosis 

Clicking each title opens the
PubMed article’s summary-abstract.

  • Narcissistic personality disorder in the ICD-11: Severity and trait profiles of grandiosity and vulnerability
    by Nicholas J S Day on May 14, 2024

    Modern diagnostic and classification frameworks such as the ICD-11 and DSM-5-AMPD have adopted a dimensional approach to diagnosing personality disorder using a dual "severity" and "trait" model. As narcissistic personality has historically struggled to be adequately captured in dominant diagnostic systems, this study investigated the utility of the new ICD-11 framework in capturing diverse narcissistic expressions. Participants were mental health clinicians (N = 180, 67% female, age = 38.9),...

  • Adult ADHD and pathological narcissism: A retrospective-analysis
    by Miguel Duarte on April 26, 2024

    Adult attention deficit hyperactivity disorder (ADHD) is often associated with personality pathology. However, only few studies have been conducted on the link between ADHD and pathological narcissism (PN), with or without a diagnosis of narcissistic personality disorder (NPD). In order to fill this gap, PN and NPD were assessed in 164 subjects suffering from ADHD, with several other measures including ADHD severity, quality of life, depression, anxiety, impulsivity, and emotion dysregulation...

  • Personality and motivation of physical activity in adolescent girls: effects of perceived parental support and social physical anxiety
    by Zahra Fathirezaie on March 14, 2024

    In the present study, we investigated the relationship between personality and motivation for physical activity while introducing perceived parental support and social physical anxiety in adolescent girls (N = 318, M(age): 16.19 ± 0.51 years). The present study was a retrospective correlational study that was conducted to analyze of a path model. Dark triad traits: Machiavellianism, narcissism, and psychopathy, student's motivation for physical activity, social physique anxiety, and...

  • I'm Great! I'm no good….: A case illustration of drama therapeutic work with a male offender of domestic violence in a forensic outpatient setting
    by Elsa van den Broek on March 12, 2024

    Treating perpetrators of aggressive behavior, like verbal aggression, intimidation, and bullying behavior resulting in aggressive incidents with others, is difficult. This group is often diagnosed with personality disorders and when legal measures applied, they are more often treated in a forensic setting for their problems. This article presents the case of a 54-year-old man, diagnosed with Borderline personality disorder, narcissistic and antisocial traits, mild depressive symptoms, and loss...