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What is this?

The McLean Screening Instrument for BPD, a 10-item validated screening for borderline personality disorder.

Who needs it?

Adults who experience emotional instability, relationship difficulties, or identity confusion and want to screen for BPD.

Bottom line

The MSI-BPD is a well-validated screening tool — a positive result indicates further evaluation by a specialist. This tool is for informational purposes only. Not a substitute for professional mental health treatment.

What Is the MSI-BPD Screening?

How Is the MSI-BPD Scored?

What Do My MSI-BPD Results Mean?

Last updated: March 16, 2026

ValidatedPublic Domain

MSI-BPD Borderline Personality Disorder Screening

A validated 10-item screening instrument that helps identify features of borderline personality disorder. Your answers stay in your browser and are never stored.

🔒 100% Private ~2 Minutes📋 10 Questions

Last updated: March 16, 2026

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Before you begin

This screening uses the McLean Screening Instrument for Borderline Personality Disorder (MSI-BPD), a validated 10-item tool developed by Zanarini et al. (2003) at McLean Hospital.

Please understand:

  • This is not a diagnosis and does not replace professional evaluation.
  • Results are educational only — they describe symptom levels, not clinical conditions.
  • Only a qualified healthcare professional can diagnose or treat conditions.
  • Your answers are processed entirely in your browser and are never stored or transmitted.
  • If you are in immediate danger or having thoughts of self-harm, please contact emergency services or a crisis hotline now.