RT Journal Article SR Electronic T1 Borderline personality disorder JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1579 OP 1583 DO 10.1503/cmaj.045281 VO 172 IS 12 A1 Paris, Joel YR 2005 UL http://www.cmaj.ca/content/172/12/1579.abstract AB BORDERLINE PERSONALITY DISORDER is a chronic psychiatric disorder characterized by marked impulsivity, instability of mood and interpersonal relationships, and suicidal behaviour that can complicate medical care. Identifying this diagnosis is important for treatment planning. Although the cause of borderline personality disorder is uncertain, most patients improve with time. There is an evidence base for treatment using both psychotherapy and psychopharmacology. The clinical challenge centres on managing chronic suicidality.