Cluster C Personality Disorders

Cluster C Personality Disorders

Cluster C Personality Disorders

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Cluster C Overview - The Anxious Crew

  • Characterized by anxious, fearful, or avoidant traits.
  • Often struggle with interpersonal relationships due to fear of rejection or need for control.
  • Includes three main types:
    • Avoidant Personality Disorder (AvPD)
    • Dependent Personality Disorder (DPD)
    • Obsessive-Compulsive Personality Disorder (OCPD) (Not to be confused with OCD)
  • 📌 Mnemonic: Anxious Devils Often Cry (Avoidant, Dependent, Obsessive-Compulsive)

⭐ OCPD is ego-syntonic (patients don't perceive their behavior as problematic), unlike OCD which is ego-dystonic (patients are distressed by their symptoms).

Avoidant PD - Fearful & Fleeing

  • Core: Pervasive social inhibition, inadequacy, hypersensitivity to negative evaluation. Central fear: rejection. Early adulthood onset.
  • DSM-5 (≥ 4 needed):
    • Avoids jobs with social contact (fears criticism).
    • Unwilling to engage unless certain of being liked.
    • Restrained in intimate relationships (fears shame).
    • Preoccupied with social criticism/rejection.
    • Inhibited in new social settings (inadequacy).
    • Views self as inept, unappealing, inferior.
    • Reluctant to take risks/new activities (fears embarrassment).
  • 📌 Mnemonic: CRINGES (Criticism fear, Restraint, Inhibited, Needs liking, Gets around jobs, Embarrassment fear, Self-inferior).
  • ⭐ > Differentiate: AvPD = pervasive inadequacy & inferiority; Social Anxiety Disorder = fear of specific social situations/scrutiny.
  • Treatment: Psychotherapy (CBT, social skills); anxiolytics for severe anxiety_._

Dependent PD - Clingy & Compliant

  • Core: Pervasive, excessive need to be cared for; leads to submissive, clinging behavior & intense separation fears.
  • Key Manifestations:
    • Indecisiveness; needs excessive advice/reassurance.
    • Needs others to assume major life responsibilities.
    • Difficulty expressing disagreement (fears losing support).
    • Lacks initiative (poor self-confidence).
    • Excessive lengths to obtain nurturance/support.
    • Uncomfortable/helpless when alone (fears self-care inability).
    • Urgently seeks new relationship if one ends.
  • Comorbidities: Anxiety, mood disorders.

⭐ High risk of remaining in abusive relationships due to profound fear of abandonment and an overwhelming need for care.

  • Treatment: Psychotherapy (assertiveness training, CBT).

OCPD - Rigid & Rule-Bound

  • Pervasive pattern: Preoccupation with orderliness, perfectionism, mental & interpersonal control.
  • Sacrifices: Flexibility, openness, and efficiency.
  • Key Traits (📌 Mnemonic: "LAW FIRMS"):
    • Lists, rules, details preoccupation (loses major point of activity).
    • Ability to complete tasks compromised by perfectionism.
    • Workaholic: Excessive devotion to work, excludes leisure & friendships.
    • Flexibility lacking: Overconscientious, scrupulous about morality, ethics, values.
    • Inability to discard worn-out/worthless objects (even without sentimental value).
    • Reluctance to delegate tasks or work with others.
    • Miserly spending style; hoards money.
    • Stubbornness & rigidity.
  • Ego-syntonic: Individual views traits as normal and right. OCD vs OCPD Distinguishing Features

⭐ OCPD is distinguished from OCD by the absence of true obsessions or compulsions; OCPD traits are ego-syntonic (acceptable to the person), while OCD symptoms are ego-dystonic (distressing).

High‑Yield Points - ⚡ Biggest Takeaways

  • Avoidant PD: Characterized by social inhibition, feelings of inadequacy, and hypersensitivity to negative evaluation despite desiring connection.
  • Dependent PD: Marked by an excessive need to be cared for, leading to submissive, clinging behavior and separation anxiety.
  • OCPD: Defined by preoccupation with orderliness, perfectionism, and control; traits are typically ego-syntonic.
  • All Cluster C disorders share core features of pervasive anxiety and fearfulness.
  • Psychotherapy (e.g., CBT, psychodynamic therapy) is the primary treatment modality.
  • OCPD is distinct from OCD; OCPD individuals often value their rigid traits, unlike ego-dystonic OCD compulsions.

Practice Questions: Cluster C Personality Disorders

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Which of the following is not a Cluster A personality disorder?

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Flashcards: Cluster C Personality Disorders

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After age 18, _____ disorder is often reclassified as antisocial personality disorder

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After age 18, _____ disorder is often reclassified as antisocial personality disorder

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