Cortical thickness reduction in combat exposed U.S. veterans with and without PTSD
Wrocklage KM, Averill LA, Scott J, Averill CL, Schweinsburg B, Trejo M, Roy A, Weisser V, Kelly C, Martini B, Harpaz-Rotem I, Southwick SM, Krystal JH, Abdallah CG. Cortical thickness reduction in combat exposed U.S. veterans with and without PTSD. European Neuropsychopharmacology 2017, 27: 515-525. PMID: 28279623, PMCID: PMC5429865, DOI: 10.1016/j.euroneuro.2017.02.010.Peer-Reviewed Original ResearchConceptsClinician-Administered PTSD ScalePTSD symptom dimensionsPTSD diagnosisCombat exposureCortical thicknessSymptom dimensionsMagnetic resonance imagingPosttraumatic stress disorder (PTSD) symptomsU.S. veteransCortical thinningUnique brain regionsLeft lateral prefrontalAnxious arousalPTSD dimensionsNeural correlatesHigh-resolution magnetic resonance imagingCortical thickness reductionsLateral prefrontalPTSD symptomsDisorder symptomsCombat severityCurrent PTSDPTSD ScalePrefrontal cortexPotential confoundsCombat Exposure Severity Is Associated With Reduced Cortical Thickness in Combat Veterans: A Preliminary Report
Averill LA, Abdallah CG, Pietrzak RH, Averill CL, Southwick SM, Krystal JH, Harpaz-Rotem I. Combat Exposure Severity Is Associated With Reduced Cortical Thickness in Combat Veterans: A Preliminary Report. Chronic Stress 2017, 1: 2470547017724714. PMID: 28845475, PMCID: PMC5568834, DOI: 10.1177/2470547017724714.Peer-Reviewed Original ResearchCombat exposure severityCortical thicknessCombat exposureEarly life trauma exposureExposure severityEarly life stress exposureRostral middle frontal regionsLife stress exposureNon-PTSD groupEarly life stressStructural magnetic resonanceCombat-exposed veteransChildhood Trauma QuestionnaireCombat-exposed controlsCombat Exposure ScaleCortical thinningLeft superior temporalMiddle frontal regionsNegative correlationNeural biomarkersTreatment targetsNeural integritySuperior temporalPTSD psychopathologyChronic stress