The American Psychiatric Association Practice Guideline for the Treatment of Patients With Borderline Personality Disorder (2nd ed.)

Borderline personality disorder (BPD) is estimated to have a lifetime prevalence in the United States of approximately 1.4%–2.7%. It is characterized by a long-term pattern of instability in interpersonal relationships, unstable self-image, marked impulsivity, and/or affective instability. In addition, features can be evidenced by efforts to avoid real or feared abandonment, chronic feelings of emptiness, mood reactivity, recurrent self-injurious or suicidal behavior, other impulsive behaviors w