Cluster A

Cluster A

Paranoid personality disorder
  • Pervasive distrust and suspicion of others and their motives
  • Unjustified belief that others are trying to harm or deceive you
  • Unjustified suspicion of the loyalty or trustworthiness of others
  • Hesitancy to confide in others due to unreasonable fear that others will use the information against you
  • Perception of innocent remarks or nonthreatening situations as personal insults or attacks
  • Angry or hostile reaction to perceived slights or insults
  • Tendency to hold grudges
  • Unjustified, recurrent suspicion that spouse or sexual partner is unfaithful
Schizoid personality disorder
  • Lack of interest in social or personal relationships, preferring to be alone
  • Limited range of emotional expression
  • Inability to take pleasure in most activities
  • Inability to pick up normal social cues
  • Appearance of being cold or indifferent to others
  • Little or no interest in having sex with another person
Schizotypal personality disorder
  • Peculiar dress, thinking, beliefs, speech or behavior
  • Odd perceptual experiences, such as hearing a voice whisper your name
  • Flat emotions or inappropriate emotional responses
  • Social anxiety and a lack of or discomfort with close relationships
  • Indifferent, inappropriate or suspicious response to others
  • "Magical thinking" — believing you can influence people and events with your thoughts
  • Belief that certain casual incidents or events have hidden messages meant only for you
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