Journal article
Smaller Hippocampal Volume in Posttraumatic Stress Disorder: A Multisite ENIGMA-PGC Study: Subcortical Volumetry Results From Posttraumatic Stress Disorder Consortia
Biological Psychiatry, Vol.83(3), pp.244-253
2018
Abstract
BACKGROUND-Many studies report smaller hippocampal and amygdala volumes in posttraumatic stress disorder (PTSD), but findings have not always been consistent. Here, we present the results of a large-scale neuroimaging consortium study on PTSD conducted by the Psychiatric Genomics Consortium (PGC)-Enhancing Neuroimaging Genetics through MetaAnalysis (ENIGMA) PTSD Working Group. METHODS-We analyzed neuroimaging and clinical data from 1868 subjects (794 PTSD patients) contributed by 16 cohorts, representing the largest neuroimaging study of PTSD to date. We assessed the volumes of eight subcortical structures (nucleus accumbens, amygdala, caudate, hippocampus, pallidum, putamen, thalamus, and lateral ventricle). We used a standardized imageanalysis and quality-control pipeline established by the ENIGMA consortium. RESULTS-In a meta-analysis of all samples, we found significantly smaller hippocampi in subjects with current PTSD compared with trauma-exposed control subjects (Cohen's d = -0.17, p = .00054), and smaller amygdalae (d = -0.11, p = .025), although the amygdala finding did not survive a significance level that was Bonferroni corrected for multiple subcortical region comparisons (p < .0063). CONCLUSIONS-Our study is not subject to the biases of meta-analyses of published data, and it represents an important milestone in an ongoing collaborative effort to examine the neurobiological underpinnings of PTSD and the brain's response to trauma.
Details
- Title
- Smaller Hippocampal Volume in Posttraumatic Stress Disorder: A Multisite ENIGMA-PGC Study: Subcortical Volumetry Results From Posttraumatic Stress Disorder Consortia
- Authors
- Mark W Logue (Author) - VA Boston Healthcare System, United StatesSanne J H van Rooij (Author) - Emory University, United StatesEmily L Dennis (Author) - University of Southern California, United StatesSarah L Davis (Author) - Durham VA Medical Centre, United StatesJasmeet P Hayes (Author) - VA Boston Healthcare System, United StatesJennifer S Stevens (Author) - Emory University, United StatesMaria Densmore (Author) - University of Western Ontario, CanadaCourtney C Haswell (Author) - Durham VA Medical Centre, United StatesJonathan Ipser (Author) - University of Cape Town, South AfricaSaskia B J Koch (Author) - Academic Medical Centre, NetherlandsMayuresh Korgaonkar (Author) - Westmead Institute for Medical ResearchLauren A M Lebois (Author) - Harvard Medical School, United StatesMatthew Peverill (Author) - University of Washington, United StatesJustin T Baker (Author) - Harvard University, United StatesPremika S W Boedhoe (Author) - VU University Medical Centre, NetherlandsJessie L Frijling (Author) - Academic Medical Centre, NetherlandsStaci A Gruber (Author) - Harvard University, United StatesIlan Harpaz-Rotem (Author) - VA Connecticut HealthCare System, United StatesNeda Jahanshad (Author) - University of Southern California, United StatesSheri Koopowitz (Author) - University of Cape Town, South AfricaIfat Levy (Author) - VA Connecticut HealthCare System, United StatesLaura Nawijn (Author) - Academic Medical Centre, NetherlandsLauren O'Connor (Author) - City University of New York, United StatesMiranda Olff (Author) - Academic Medical Centre, NetherlandsDavid H Salat (Author) - VA Boston Healthcare System, United StatesMargaret A Sheridan (Author) - University of North Carolina, United StatesJeffrey M Spielberg (Author) - VA Boston Healthcare System, United StatesMirjam van Zuiden (Author) - Academic Medical Centre, NetherlandsSherry R Winternitz (Author) - Harvard University, United StatesJonathan D Wolff (Author) - Harvard Medical School, United StatesErika J Wolf (Author) - VA Boston Healthcare System, United StatesXin Wang (Author) - University of Toledo, United StatesKristen Wrocklage (Author) - VA Connecticut HealthCare System, United StatesChadi G Abdallah (Author) - VA Connecticut HealthCare System, United StatesRichard A Bryant (Author) - University of New South WalesElbert Gueze (Author) - University Medical Centre, NetherlandsTanja Jovanovic (Author) - Emory University, United StatesMilissa L Kaufman (Author) - Harvard Medical School, United StatesAnthony P King (Author) - University of Michigan, United StatesJohn H Krystal (Author) - VA Connecticut HealthCare System, United StatesJim Lagopoulos (Author) - University of SydneyMaxwell Bennett (Author) - University of SydneyRuth Lanius (Author) - VA Boston Healthcare System, United StatesIsrael Liberzon (Author) - University of Michigan, United StatesRegina E McGlinchey (Author) - VA Boston Healthcare System, United StatesKatie A McLaughlin (Author) - University of Washington, United StatesWilliam P Milberg (Author) - VA Boston Healthcare System, United StatesMark W Miller (Author) - VA Boston Healthcare System, United StatesKerry J Ressler (Author) - Harvard University, United StatesDick J Veltman (Author) - VU University Medical Centre, NetherlandsDan J Stein (Author) - University of Cape Town, South AfricaKathleen Thomaes (Author) - VU University Medical Centre, NetherlandsPaul M Thompson (Author) - University of Southern California, United StatesRajendra A Morey (Author) - Durham VA Medical Centre, United States
- Publication details
- Biological Psychiatry, Vol.83(3), pp.244-253
- Publisher
- Elsevier Inc.
- Date published
- 2018
- DOI
- 10.1016/j.biopsych.2017.09.006
- ISSN
- 0006-3223
- Copyright note
- Copyright © 2018. This manuscript version is made available under the CC-BY-NC-ND 4.0 license http://creativecommons.org/licenses/by-nc-nd/4.0/
- Organisation Unit
- University of the Sunshine Coast, Queensland; Thompson Institute
- Language
- English
- Record Identifier
- 99451249302621
- Output Type
- Journal article
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