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Personality Disorders Guide


Cluster B Disorders

People diagnosed with a disorder from Cluster B may have the following symptoms:

Antisocial Personality Disorder

  • Persistent inability to get along with other people and follow social rules
  • Problems with impulse control and poor judgment
  • Disregard for social (moral or legal) standards

Borderline Personality Disorder

  • Persistent problems with identity, including acute changes in mood, thoughts, behaviors and self-image
  • Inability to navigate relationships
  • Problems with impulse control

Histrionic Personality Disorder

  • Dramatic and exaggerated behavior
  • Intensely concerned with physical appearance
  • Overwhelming need to be the center of attention
  • Prone to displays of inappropriate sexually provocative and seductive behavior
  • Superficial, quickly changing emotions
  • Inability to gauge true level of intimacy in relationships, often overestimating it

Narcissistic Personality Disorder

  • Attention seeking
  • Arrogant attitude
  • Feelings of entitlement
  • Envious of others, feel others are envious of you
  • Hypersensitivity to criticism (real or perceived)
  • Overinflated ego, feeling superior to others
  • Little to no concern for other people