Browsing by Author "Brown, Vanessa M"

Acute effects of trauma-focused research procedures on participant safety and distress

Brown, Vanessa M; Strauss, Jennifer L; LaBar, Kevin S; Gold, Andrea L; McCarthy, Gregory; Morey, Rajendra A (Psychiatry Research, 2014-01-30)

The ethical conduct of research on posttraumatic stress disorder (PTSD) requires assessing the risks to study participants. Some previous findings suggest that patients with PTSD report higher distress compared to non-PTSD ...

Altered resting-state functional connectivity of basolateral and centromedial amygdala complexes in posttraumatic stress disorder.

Brown, Vanessa M; LaBar, Kevin S; Haswell, Courtney C; Gold, Andrea L; Mid-Atlantic MIRECC Workgroup; McCarthy, Gregory; Morey, Rajendra A (Neuropsychopharmacology, 2014-01)

The amygdala is a major structure that orchestrates defensive reactions to environmental threats and is implicated in hypervigilance and symptoms of heightened arousal in posttraumatic stress disorder (PTSD). The basolateral ...

Amygdala volume changes in posttraumatic stress disorder in a large case-controlled veterans group.

Morey, Rajendra A; Gold, Andrea L; LaBar, Kevin S; Beall, Shannon K; Brown, Vanessa M; Haswell, Courtney C; Nasser, Jessica D; ... (10 authors) (Arch Gen Psychiatry, 2012-11)

CONTEXT: Smaller hippocampal volumes are well established in posttraumatic stress disorder (PTSD), but the relatively few studies of amygdala volume in PTSD have produced equivocal results. OBJECTIVE: To assess a large cohort ...

Neural systems for cognitive and emotional processing in posttraumatic stress disorder.

Brown, Vanessa M; Morey, Rajendra A (Front Psychol, 2012)

Individuals with posttraumatic stress disorder (PTSD) show altered cognition when trauma-related material is present. PTSD may lead to enhanced processing of trauma-related material, or it may cause impaired processing of ...