Journal article

Amygdala activation and symptom dimensions in obsessive-compulsive disorder

E Via, N Cardoner, J Pujol, P Alonso, M López-Solà, E Real, O Contreras-Rodríguez, J Deus, C Segalàs, JM Menchón, C Soriano-Mas, BJ Harrison

British Journal of Psychiatry | CAMBRIDGE UNIV PRESS | Published : 2014

Abstract

Background Despite knowledge of amygdala involvement in fear and anxiety, its contribution to the pathophysiology of obsessive-compulsive disorder (OCD) remains controversial. In the context of neuroimaging studies, it seems likely that the heterogeneity of the disorder might have contributed to a lack of consistent findings. Aims To assess the influence of OCD symptom dimensions on amygdala responses to a well-validated emotional facematching paradigm. Method Cross-sectional functional magnetic resonance imaging (fMRI) study of 67 patients with OCD and 67 age-, gender- and education-level matched healthy controls. Results The severity of aggression/checking and sexual/religious symptom dime..

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University of Melbourne Researchers

Grants

Awarded by Carlos III Health Institute


Awarded by Agency of University and Research Funding Management of the Catalan Government AGAUR


Awarded by Beatriu de Pinos Modalitat-A fellowship awarded by AGAUR


Awarded by Miguel Servet contract from the Carlos III Health Institute


Awarded by National Health and Medical Research Council of Australia (NHMRC) Clinical Career Development Award


Funding Acknowledgements

This study was supported in part by the Carlos III Health Institute (PI05/0884, PI07/1029, PI09/01331, PI10/01753, PI10/01003, CP10/00604 and CIBER-CB06/03/0034) and by the Agency of University and Research Funding Management of the Catalan Government (AGAUR; 2009SGR1554 and 2009SGR1450). M.L.-S. is supported by a Beatriu de Pinos Modalitat-A fellowship awarded by AGAUR (fellowship number: 2010 BP_A 00136). ER. Is supported by a Rio Hortega contract from the Carlos III Health Institute (ID. CM11/000771. C.S.-M. is funded by a Miguel Servet contract from the Carlos III Health Institute (CP10/00604). B.J.H is supported by a National Health and Medical Research Council of Australia (NHMRC) Clinical Career Development Award (IA 628509).