2023
Long term structural and functional neural changes following a single infusion of Ketamine in PTSD
Duek O, Korem N, Li Y, Kelmendi B, Amen S, Gordon C, Milne M, Krystal J, Levy I, Harpaz-Rotem I. Long term structural and functional neural changes following a single infusion of Ketamine in PTSD. Neuropsychopharmacology 2023, 48: 1648-1658. PMID: 37270621, PMCID: PMC10517133, DOI: 10.1038/s41386-023-01606-3.Peer-Reviewed Original ResearchConceptsKetamine recipientsSingle infusionMain study outcomeTiming of administrationEnd of treatmentNMDA receptor antagonistFunctional neural changesFrequency of administrationSignificant clinical implicationsTrauma-focused psychotherapyBrief exposure therapyAmygdala-vmPFC connectivityPost-retrieval extinctionKetamine doseKetamine administrationReceptor antagonistTrauma scriptsNeural changesClinical implicationsDecreased connectivityExposure therapyKetamineTrauma memoriesStudy outcomesUncinate fasciculus
2016
Real-Time fMRI Neurofeedback with War Veterans with Chronic PTSD: A Feasibility Study
Gerin MI, Fichtenholtz H, Roy A, Walsh CJ, Krystal JH, Southwick S, Hampson M. Real-Time fMRI Neurofeedback with War Veterans with Chronic PTSD: A Feasibility Study. Frontiers In Psychiatry 2016, 7: 111. PMID: 27445868, PMCID: PMC4914513, DOI: 10.3389/fpsyt.2016.00111.Peer-Reviewed Original ResearchPost-traumatic stress disorderChronic post-traumatic stress disorderResting-state functional connectivity patternsReal-time functional magnetic resonanceStudy of efficacyReal-time fMRI neurofeedbackWar veteransFunctional connectivity patternsFunctional magnetic resonanceClinical improvementAvailable treatmentsTrauma scriptsSymptom reductionMeaningful improvementsNovel interventionsNF trainingStress disorderBrain connectivityNeurofeedback interventionAmygdala activityFMRI neurofeedbackCombat veteransInterventionVeteransFeasibility study