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Thought and Delusion Disorders

Jun 29, 2025

Overview

This lecture supplements the disorders chapter with real-life examples of thought disorders and delusions from individuals with multiaxial disorders, focusing on formal thought disorders and types of delusions.

Thought Disorders: Examples and Definitions

  • Formal thought disorders include disruptions in the logical flow of ideas and communication.
  • Derailment is a rapid shift from one topic to another with little connection between thoughts.
  • Example of derailment: responses jump from insects to family to favorite numbers without logical sequence.
  • Neologism refers to the creation and use of made-up words with personal meaning to the speaker.
  • Example of neologism: invented terms mixed with religious or mythical language, meaningful only to the speaker.

Delusions: Types and Examples

  • Delusions of persecution involve believing that one is being targeted, spied on, or victimized by outside forces.
  • Example: belief that the government planted transmitters and bugged clothing for constant monitoring.
  • Delusions of grandeur are when individuals believe they are extremely important or possess special powers or status.
  • Delusions of control are characterized by the belief that external forces control one's thoughts, feelings, or actions.
  • Example: feeling that others communicate telepathically and control physical sensations, thoughts, and speech.

Key Terms & Definitions

  • Formal Thought Disorder — disruption in the logical organization and expression of ideas.
  • Derailment — rapid, illogical switching from one topic to another in conversation.
  • Neologism — invented or made-up words unique to the individual.
  • Delusion of Persecution — false belief of being targeted, discriminated against, or followed.
  • Delusion of Grandeur — false belief of possessing great power, importance, or fame.
  • Delusion of Control — belief that one's thoughts, feelings, or actions are controlled by external forces.

Action Items / Next Steps

  • Review the upcoming lecture video on therapy for further understanding of treatment approaches.
  • Revisit the disorders chapter with these real-life examples in mind for deeper comprehension.