Dependent personality disorder

Dependent personality disorder

Dependent personality disorder

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Epidemiology & Etiology - The Clingy Vine

  • Prevalence: ~0.5% in the general population.
  • More frequently diagnosed in women.
  • Common in mental health settings due to help-seeking behavior.
  • Etiology is multifactorial:
    • Psychosocial: Childhood experiences like chronic illness, separation anxiety, or overprotective/authoritarian parenting that discourages autonomy.
    • Genetic: Higher incidence in families with anxiety disorders, suggesting a heritable component.
    • Cultural: Certain cultural norms may inadvertently foster dependency.

⭐ High risk for experiencing abuse (physical or emotional), as they may tolerate it to avoid the ultimate fear of abandonment.

Overprotective parent stunting child's independence

Clinical Features & Diagnosis (DSM-5) - Can't Go It Alone

A pervasive and excessive need to be taken care of, leading to submissive and clinging behavior and fears of separation. Diagnosis requires meeting ≥ 5 of the following criteria:

📌 Mnemonic: RELIANCE

  • Reassurance: Needs excessive advice and reassurance to make everyday decisions.
  • Expression: Has difficulty expressing disagreement for fear of losing support.
  • Life Responsibilities: Needs others to assume responsibility for most major areas of their life.
  • Initiating: Lacks self-confidence, leading to difficulty initiating projects.
  • Alone: Feels uncomfortable or helpless when alone due to exaggerated fears of being unable to care for themself.
  • Nurturance: Goes to excessive lengths to obtain nurturance and support.
  • Companionship: Urgently seeks another relationship as a source of care when a close relationship ends.
  • Exaggerated Fears: Is unrealistically preoccupied with fears of being left to take care of themself.

High-Yield: Patients with Dependent Personality Disorder are at an ↑ risk of remaining in abusive relationships due to an intense fear of abandonment.

Differential Diagnosis - Distinguishing Dependency

  • Key Challenge: Distinguishing core personality traits from dependency arising from other conditions.
DisorderKey Differentiator from DPD
Borderline PDReacts to abandonment with rage, emptiness, & impulsivity, not passivity.
Histrionic PDSeeks attention actively & theatrically; DPD is self-effacing.
Avoidant PDFears humiliation & rejection; avoids relationships unless acceptance is certain.
AgoraphobiaDependency stems from fear of panic attacks, not a pervasive need for care.
  • Other Psychiatric Disorders: E.g., Major Depressive Disorder, Panic Disorder. Dependency subsides as the primary disorder resolves.

High-Yield Fact: Dependent and Avoidant personality disorders are highly comorbid. Patients often meet criteria for both, with DPD individuals seeking a relationship to be taken care of, and AvPD individuals avoiding relationships for fear of rejection.

Management & Prognosis - Fostering Independence

  • Psychotherapy: Mainstay of treatment; insight-oriented therapies are most effective.
    • Goal: ↑ assertiveness, autonomy, and self-esteem.
    • Modalities: Cognitive-behavioral therapy (CBT) and psychodynamic therapy.
  • Pharmacotherapy:
    • No specific medications for DPD itself.
    • Used to treat comorbid anxiety or depression (e.g., SSRIs).
  • Prognosis:
    • Functioning can significantly improve with long-term therapy.

Therapeutic Challenge: The primary goal is to help the patient without fostering dependence on the therapist, which can be a significant hurdle.

Therapeutic Relationship in Patient Independence

High‑Yield Points - ⚡ Biggest Takeaways

  • Core feature is a pervasive, excessive need to be cared for, leading to submissive, clinging behavior and intense fears of separation.
  • Struggle with everyday decisions without constant advice and reassurance, and rarely initiate projects due to low self-confidence.
  • Avoids conflict and is reluctant to disagree for fear of losing support.
  • When a close relationship ends, they urgently seek another to provide care.
  • High risk for abusive relationships and co-occurring anxiety or depressive disorders.

Practice Questions: Dependent personality disorder

Test your understanding with these related questions

A 19-year-old woman comes to the physician because of a 2-day history of difficulty sleeping. She worries that the lack of sleep will ruin her career prospects as a model. She has been coming to the physician multiple times over the past year for minor problems. She is dressed very extravagantly and flirts with the receptionist. When she is asked to sit down in the waiting room, she begins to cry and says that no one listens to her. When she is called to the examination room, she moves close to the physician, repeatedly intends to touch his cheek, and makes inappropriate comments. She does not have a history of self-harm or suicidal ideation. Which of the following is the most likely diagnosis?

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Flashcards: Dependent personality disorder

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What is the treatment for oppositional defiant disorder? _____

TAP TO REVEAL ANSWER

What is the treatment for oppositional defiant disorder? _____

Psychotherapy (e.g. CBT) and parent management training

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