noun
borderline personality disorder; BPD
Psychiatric term for a personality disorder characterized by instability in mood, relationships, and self-image.
境界性パーソナリティ障害の治療には、弁証法的行動療法が用いられることがある。
Dialectical behavior therapy is sometimes used in the treatment of borderline personality disorder.
Compound of 境界性 (borderline) + パーソナリティ (personality) + 障害 (disorder), a direct translation of the English medical term.