RT Journal A1 Hoerst M, Weber-Fahr W, Tunc-Skarka N, et al T1 COrrelation of glutamate levels in the anterior cingulate cortex with self-reported impulsivity in patients with borderline personality disorder and healthy controls JF Archives of General Psychiatry JO Archives of General Psychiatry YR 2010 FD September 1 VO 67 IS 9 SP 946 OP 954 DO 10.1001/archgenpsychiatry.2010.93 UL http://dx.doi.org/10.1001/archgenpsychiatry.2010.93 AB Borderline personality disorder (BPD) is a severe, often debilitating mental disorder that affects approximately 2% of individuals in the community1 and up to 20% of psychiatric inpatient samples.2 In general, BPD typical behavior includes impulsivity, affective instability, and difficulty in controlling anger. These behaviors are manifestations of a core syndrome of BPD: pervasive malfunction of the affect regulation system.2- 4 Self-reported impulsivity seems to be a stable trait over time and highly predictive of BPD psychopathology over long-term follow-up.5