2018
Data-Driven Analysis of Functional Connectivity Reveals a Potential Auditory Verbal Hallucination Network
Scheinost D, Tokoglu F, Hampson M, Hoffman R, Constable RT. Data-Driven Analysis of Functional Connectivity Reveals a Potential Auditory Verbal Hallucination Network. Schizophrenia Bulletin 2018, 45: 415-424. PMID: 29660081, PMCID: PMC6403094, DOI: 10.1093/schbul/sby039.Peer-Reviewed Original ResearchConceptsAuditory Hallucination Rating ScaleIntrinsic connectivity distributionAuditory verbal hallucinationsHealthy controlsFunctional connectivityLateralized connectivitySevere global health problemSeed connectivity analysesBest treatment strategyGlobal health problemWhole-brain connectivityMedial prefrontal cortexPosterior cingulate cortexDefault mode networkSuch patientsPatient groupLeft putamenTreatment strategiesPatientsActionable targetsSchizoaffective disorderCingulate cortexHealth problemsVoxel-based measurePrefrontal cortex
2011
Time course of regional brain activity accompanying auditory verbal hallucinations in schizophrenia
Hoffman RE, Pittman B, Constable RT, Bhagwagar Z, Hampson M. Time course of regional brain activity accompanying auditory verbal hallucinations in schizophrenia. The British Journal Of Psychiatry 2011, 198: 277-283. PMID: 21972276, PMCID: PMC3065772, DOI: 10.1192/bjp.bp.110.086835.Peer-Reviewed Original ResearchConceptsInferior frontal gyrusAuditory verbal hallucinationsFrontal gyrusVerbal hallucinationsRegional brain activityTemporal regionsHallucination eventsBrain activityRight inferior frontal gyrusFunctional magnetic resonance imagingRight temporal activityRight posterior temporal regionPosterior temporal regionsEffects of motorNon-hallucinating patientsRight temporal regionHallucinations groupLeft temporal regionMagnetic resonance imagingTime courseCorollary dischargeGyrusVerbal imagesRegional activitySchizoaffective disorder
2010
Elevated Functional Connectivity Along a Corticostriatal Loop and the Mechanism of Auditory/Verbal Hallucinations in Patients with Schizophrenia
Hoffman RE, Fernandez T, Pittman B, Hampson M. Elevated Functional Connectivity Along a Corticostriatal Loop and the Mechanism of Auditory/Verbal Hallucinations in Patients with Schizophrenia. Biological Psychiatry 2010, 69: 407-414. PMID: 21145042, PMCID: PMC3039042, DOI: 10.1016/j.biopsych.2010.09.050.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlgorithmsAntipsychotic AgentsCerebral CortexDiagnostic and Statistical Manual of Mental DisordersFemaleFrontal LobeHallucinationsHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingMaleNeostriatumNeural PathwaysNeuropsychological TestsPutamenSchizophreniaSchizophrenic PsychologySocioeconomic FactorsTemporal LobeVerbal BehaviorConceptsHealthy control subjectsControl subjectsFunctional connectivityNonhallucinating patientsPatient groupInferior frontal gyrusAuditory/verbal hallucinationsCorticostriatal loopsElevated functional connectivityVerbal hallucinationsFalse discovery rate correctionFunctional magnetic resonancePatientsSubcortical regionsLeft inferior frontal gyrusSeed regionPutamenFrontal gyrusSpeech processing networkFunctional coordinationNeural activitySchizophreniaFC relativeHigh levelsHallucinations
2007
Probing the Pathophysiology of Auditory/Verbal Hallucinations by Combining Functional Magnetic Resonance Imaging and Transcranial Magnetic Stimulation
Hoffman RE, Hampson M, Wu K, Anderson AW, Gore JC, Buchanan RJ, Constable RT, Hawkins KA, Sahay N, Krystal JH. Probing the Pathophysiology of Auditory/Verbal Hallucinations by Combining Functional Magnetic Resonance Imaging and Transcranial Magnetic Stimulation. Cerebral Cortex 2007, 17: 2733-2743. PMID: 17298962, PMCID: PMC2634833, DOI: 10.1093/cercor/bhl183.Peer-Reviewed Original ResearchConceptsRepetitive transcranial magnetic stimulationTranscranial magnetic stimulationFunctional magnetic resonance imagingMagnetic resonance imagingMagnetic stimulationSham stimulationTemporoparietal repetitive transcranial magnetic stimulationAuditory/verbal hallucinationsResonance imagingWernicke's areaVerbal hallucinationsBOLD signal time coursesBroca's areaSchizophrenia spectrum disordersGreater rateInferior frontal regionsPatientsTemporoparietal areasSignal time courseCortical sitesPathophysiologySupramarginal gyrusHallucinationsRight homologueStimulation