Journal article

Olfactory identification dysfunction, aggression and impulsivity in war veterans with post-traumatic stress disorder

JF Dileo, WJ Brewer, M Hopwood, V Anderson, M Creamer

PSYCHOLOGICAL MEDICINE | CAMBRIDGE UNIV PRESS | Published : 2008

Abstract

BACKGROUND: Due to neuropsychological conceptualizations of orbitoprefrontal cortex (OFC) dysfunction underpinning impulsive aggression and the incidence of such behaviour in post-traumatic stress disorder (PTSD), this study aimed to explore olfactory identification (OI) ability in war veterans with PTSD as a probe of putative OFC dysfunction; and to explore the utility of OI ability in predicting aggressive and impulsive behavior in this clinical population. METHOD: Participants comprised 31 out-patient male war veterans with PTSD (mean=58.23 years, s.d.=2.56) recruited from a Melbourne Veterans Psychiatry Unit, and 31 healthy age- and gender-matched controls (mean=56.84 years, s.d.=7.24). ..

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