2017
Correlates of Nonimprovement to Pharmacotherapy for Chronic, Antidepressant-Resistant, Military Service–Related Posttraumatic Stress Disorder
Byrne SP, Krystal JH, Rosenheck RA, Vessicchio J, Pietrzak RH. Correlates of Nonimprovement to Pharmacotherapy for Chronic, Antidepressant-Resistant, Military Service–Related Posttraumatic Stress Disorder. Journal Of Clinical Psychopharmacology 2017, 37: 717-721. PMID: 28945664, DOI: 10.1097/jcp.0000000000000777.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntidepressive AgentsAntipsychotic AgentsDrug Therapy, CombinationFemaleHumansMaleMiddle AgedOutcome Assessment, Health CareRandomized Controlled Trials as TopicRisperidoneSeverity of Illness IndexStress Disorders, Post-TraumaticUnited StatesUnited States Department of Veterans AffairsVeteransConceptsPosttraumatic stress disorderAdjunctive risperidoneTreatment-resistant posttraumatic stress disorderClinician-Administered PTSD Scale scoresSymptom clustersStress disorderOriginal treatment regimenFirst-line pharmacotherapySpecific symptom clustersSpecific PTSD symptom clustersVeterans RANDTreatment regimenPharmacotherapeutic effectsHealth SurveyRole functioningPTSD symptom clustersTreat conditionScale scoreGreater severityVariable improvementRisperidoneTargeted pharmacotherapyPlaceboNonimprovementPharmacotherapyReevaluating the Efficacy and Predictability of Antidepressant Treatments: A Symptom Clustering Approach
Chekroud AM, Gueorguieva R, Krumholz HM, Trivedi MH, Krystal JH, McCarthy G. Reevaluating the Efficacy and Predictability of Antidepressant Treatments: A Symptom Clustering Approach. JAMA Psychiatry 2017, 74: 370-378. PMID: 28241180, PMCID: PMC5863470, DOI: 10.1001/jamapsychiatry.2017.0025.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAffectAgedAntidepressive AgentsBupropionCitalopramCluster AnalysisDepressive Disorder, MajorDose-Response Relationship, DrugDrug Therapy, CombinationDuloxetine HydrochlorideFemaleHumansMaleMianserinMiddle AgedMirtazapineRandomized Controlled Trials as TopicSleepSyndromeTreatment OutcomeVenlafaxine HydrochlorideYoung AdultConceptsCore emotional symptomsDepressive severitySymptom clustersHamilton Depression Rating ScaleDepression Outcomes trialDifferent antidepressant medicationsHAM-D scaleHigh-dose duloxetinePhase 3 trialEmotional symptomsPatient-reported dataDepression Rating ScaleSequenced Treatment AlternativesGroup of symptomsCluster of symptomsDepressive symptom checklistMixed-effects regression analysisDepressive Symptomatology ScaleAntidepressant therapyAntidepressant treatmentAntidepressant medicationOutcome trialsCombining MedicationsAtypical symptomsAdditional placeboThe Association of PTSD Symptom Severity With Localized Hippocampus and Amygdala Abnormalities
Akiki TJ, Averill CL, Wrocklage KM, Schweinsburg B, Scott JC, Martini B, Averill LA, Southwick SM, Krystal JH, Abdallah CG. The Association of PTSD Symptom Severity With Localized Hippocampus and Amygdala Abnormalities. Chronic Stress 2017, 1: 2470547017724069. PMID: 28825050, PMCID: PMC5562232, DOI: 10.1177/2470547017724069.Peer-Reviewed Original ResearchPosttraumatic stress disorderUS veteransAmygdala abnormalitiesVertex-wise shape analysisPTSD symptomsClinician-Administered PTSD ScaleCross-sectional studyHigh-resolution magnetic resonanceStructural neuroimaging studiesSevere PTSD symptomsHippocampal abnormalitiesPTSD symptom severitySubtle morphometric changesRe-experiencing symptomsRight hippocampusCentromedial amygdalaPTSD symptom clustersRight amygdalaPTSD ScaleAnterior hippocampusHippocampusStructural abnormalitiesDSM-IVSymptom clustersSymptom severity
2014
Dimensional structure of DSM-5 posttraumatic stress disorder symptoms: results from the National Health and Resilience in Veterans Study.
Tsai J, Harpaz-Rotem I, Armour C, Southwick SM, Krystal JH, Pietrzak RH. Dimensional structure of DSM-5 posttraumatic stress disorder symptoms: results from the National Health and Resilience in Veterans Study. The Journal Of Clinical Psychiatry 2014, 76: 546-53. PMID: 25562376, DOI: 10.4088/jcp.14m09091.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderLifetime posttraumatic stress disorderHealth-related functioningMental health-related functioningDSM-5 posttraumatic stress disorderUS veteransSymptom clustersPTSD symptom clustersNational HealthVeterans StudyPTSD symptomsQuality of lifeDysphoric Arousal modelPosttraumatic stress disorder (PTSD) symptomsDSM-5 posttraumatic stress disorder symptomsDSM-5 PTSD symptom clustersHealth outcomesFemale veteransSuicidal ideationDSM-5 PTSD symptomsStress disorderSymptomsDisorder symptomsPTSD symptomatologyVeterans
2008
β 2 Nicotinic acetylcholine receptor availability in post-traumatic stress disorder
Czermak C, Staley JK, Kasserman S, Bois F, Young T, Henry S, Tamagnan GD, Seibyl JP, Krystal JH, Neumeister A. β 2 Nicotinic acetylcholine receptor availability in post-traumatic stress disorder. The International Journal Of Neuropsychopharmacology 2008, 11: 419-424. PMID: 18190729, DOI: 10.1017/s1461145707008152.Peer-Reviewed Original ResearchConceptsPost-traumatic stress disorderClinician-Administered PTSD ScaleMesiotemporal cortexPTSD patientsPathophysiology of PTSDStress disorderBeta2 nAChRsNicotinic acetylcholine receptor availabilityHistory of smokingHealthy control subjectsNicotinic acetylcholine receptorsIA bindingNovel molecular targetsSingle photon emissionSubgroup of participantsRe-experiencing symptom clusterIA-85380Symptomatic patientsControl subjectsHealthy controlsReceptor availabilityPTSD ScaleAcetylcholine receptorsSymptom clustersPrefrontal cortex
2003
Treatment Models and Designs for Intervention Research During the Psychotic Prodrome
Kane JM, Krystal J, Correll CU. Treatment Models and Designs for Intervention Research During the Psychotic Prodrome. Schizophrenia Bulletin 2003, 29: 747-756. PMID: 14989412, DOI: 10.1093/oxfordjournals.schbul.a007044.Peer-Reviewed Original ResearchConceptsPsychotic prodromePsychotic disordersEarly interventionSubsequent symptom severityTreatment modelOngoing intervention trialsSpecific symptom clustersTreatment refractorinessFunctional disabilityPatient selectionIntervention trialsFunctional outcomeProdromal symptomsDisease progressionNatural courseTarget symptomsSubsyndromal symptomsDifferent treatment modelsOutcome measuresProdromal populationTreatment responseProdromal stateTrial designSymptom clustersSymptom severity
1996
Recent Developments in the Neurobiology of Dissociation
Krystal J, Bennett A, Bremner J, Southwick S, Charney D. Recent Developments in the Neurobiology of Dissociation. 1996, 163-190. DOI: 10.1007/978-1-4899-0310-5_8.Peer-Reviewed Original ResearchPost-traumatic stress disorderTraumatic stress responseDissociative statesTime perceptionTerm dissociationStress disorderSingle symptom clusterSubjective experienceSymptom clustersSensory perceptionFugue statesMultiple personalityConversion symptomsPerceptionIdentity functionBroad arrayDepersonalizationParticular symptomsMemoryPersonalitySymptomsAmnesiaNeurobiologyDerealizationIndividuals