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Borderline personality disorder — MCCQE Part 1 MCQ

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ModeratePersonality DisordersBorderline personality disorderMCCQE Part 1

A 28-year-old woman has emotional instability, chronic emptiness, intense unstable relationships, recurrent self-harm, fear of abandonment. Multiple admissions. Functions at work between crises. Most appropriate long-term treatment?

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Correct answer: B — Dialectical behaviour therapy (DBT)

BPD: DBT first-line (strongest evidence for reducing self-harm and improving emotional regulation). Pharmacotherapy targets specific symptoms only. Benzodiazepines contraindicated (worsen impulsivity, dependence risk).

Reference: CPA / Canadian BPD Guidelines