2024
Unveiling the Structure in Mental Disorder Presentations
Spiller T, Duek O, Helmer M, Murray J, Fielstein E, Pietrzak R, von Känel R, Harpaz-Rotem I. Unveiling the Structure in Mental Disorder Presentations. JAMA Psychiatry 2024, 81: 1101-1107. PMID: 39110437, PMCID: PMC11307158, DOI: 10.1001/jamapsychiatry.2024.2047.Peer-Reviewed Original ResearchSymptom combinationsNational Institute of Mental Health Data ArchivePosttraumatic stress disorderDiagnostic criteriaHeterogeneity of symptomsSecondary data analysisCross-sectional studyRevision of diagnostic criteriaSymptom-based definitionsDSM criteriaStress disorderSymptom heterogeneityDisorder presentationsClinical populationsMain OutcomesAssess symptomsGroup of individualsParticipantsSymptomsNational InstituteDisordersIndividualsSchizophreniaAnxietyIndividual frequencies
2022
Exploration of a Novel Model of Intrusive Symptoms in Posttraumatic Stress Disorder Among US Veterans
Duek O, Spiller TR, Rubenstein A, Pietrzak RH, Harpaz-Rotem I. Exploration of a Novel Model of Intrusive Symptoms in Posttraumatic Stress Disorder Among US Veterans. JAMA Network Open 2022, 5: e223555. PMID: 35311966, PMCID: PMC8938717, DOI: 10.1001/jamanetworkopen.2022.3555.Peer-Reviewed Original ResearchConceptsCross-sectional studyPosttraumatic stress disorderPosttraumatic stress disorder modelUS veteransStress disorderIntrusive symptoms
2015
Amygdala-Hippocampal Volume and the Phenotypic Heterogeneity of Posttraumatic Stress Disorder: A Cross-Sectional Study
Pietrzak RH, Averill LA, Abdallah CG, Neumeister A, Krystal JH, Levy I, Harpaz-Rotem I. Amygdala-Hippocampal Volume and the Phenotypic Heterogeneity of Posttraumatic Stress Disorder: A Cross-Sectional Study. JAMA Psychiatry 2015, 72: 396-398. PMID: 25692480, PMCID: PMC5134909, DOI: 10.1001/jamapsychiatry.2014.2470.Peer-Reviewed Original ResearchConceptsCross-sectional studyPosttraumatic stress disorderHippocampal volumeStress disorderPhenotypic heterogeneity