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Difficulty: Very hardPersonality Disorders

A 32-year-old woman is evaluated in the outpatient psychiatric clinic for chronic relationship difficulties. She recently separated from her husband of three years. She states, 'I did everything he asked. I moved to a city I hated, quit my job so I could be home when he wanted, and even stopped talking to my friends because he thought they were a bad influence. I just wanted him to make the decisions so I wouldn't mess things up.' Despite her concessions, her husband filed for divorce. Since the separation, she has felt 'lost and completely helpless.' She immediately moved in with her older sister and has been pleading with her sister to help her find a new job, decide what clothes to wear, and manage her finances. When asked how she coped when her husband first mentioned divorce, she says, 'I begged him to stay and promised I would change whatever he wanted. I just panicked and clung to him tighter.' She denies ever making suicide attempts, engaging in self-injurious behavior, or experiencing sudden angry outbursts toward her husband. She has no history of substance use disorder.

Which of the following clinical features most accurately distinguishes this patient's personality pathology from borderline personality disorder?

  1. Appeasement and submissiveness in response to abandonment rather than rage and self-injuryAnswer
  2. B
    Utilization of splitting as a primary defense mechanism during interpersonal conflicts
  3. C
    Presence of chronic feelings of emptiness and severe identity disturbance
  4. D
    Avoidance of occupational activities due to fear of criticism and rejection
  5. E
    Display of rapidly shifting emotions and use of physical appearance to draw attention

Answer

Appeasement and submissiveness in response to abandonment rather than rage and self-injury
The correct answer accurately contrasts the response to abandonment in Dependent Personality Disorder (appeasement and submissiveness) with the characteristic response in Borderline Personality Disorder (rage, splitting, and impulsive self-injury). The patient in the vignette demonstrates classic DPD by reacting to her husband's departure with panic, clinging, and immediately transferring her dependency needs to her sister, while explicitly lacking anger or self-harm.

Step-by-Step Solution

1
Analyze the patient's presentation and relational patterns.
The patient exhibits extreme submissiveness, relies on others for basic decisions, and feels completely helpless when left alone.
Identifying the core behavioral pattern is necessary to establish the primary diagnosis.
2
Formulate a primary diagnosis based on DSM-5 criteria.
The clinical picture aligns with Dependent Personality Disorder (DPD), a Cluster C disorder characterized by a pervasive need to be taken care of, leading to submissive and clinging behaviors.
Establishing the correct diagnosis is required before comparing it to another disorder.
3
Compare the features of the patient's diagnosis (DPD) with Borderline Personality Disorder (BPD).
Both DPD and BPD involve a profound fear of abandonment. However, DPD reacts with clinging, appeasement, and urgently seeking another relationship for care, while BPD reacts with rage, emptiness, splitting, and often self-injurious behavior.
The question specifically asks for the clinical feature that differentiates the patient's pathology (DPD) from BPD.

Key Concept

Dependent Personality Disorder vs. Borderline Personality Disorder
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Topics

Personality Disorders

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