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
2005
Temporoparietal Transcranial Magnetic Stimulation for Auditory Hallucinations: Safety, Efficacy and Moderators in a Fifty Patient Sample
Hoffman RE, Gueorguieva R, Hawkins KA, Varanko M, Boutros NN, Wu YT, Carroll K, Krystal JH. Temporoparietal Transcranial Magnetic Stimulation for Auditory Hallucinations: Safety, Efficacy and Moderators in a Fifty Patient Sample. Biological Psychiatry 2005, 58: 97-104. PMID: 15936729, DOI: 10.1016/j.biopsych.2005.03.041.Peer-Reviewed Original ResearchConceptsRepetitive transcranial magnetic stimulationTranscranial magnetic stimulationAuditory hallucinationsSham stimulationMagnetic stimulationTemporoparietal repetitive transcranial magnetic stimulationClinical Global Impression ScaleGlobal Impression ScaleRight-handed patientsMotor thresholdImpression ScaleRTMS effectsNew patientsNeurocognitive impairmentHallucination frequencySchizoaffective disorderPatient samplesSignificant distressPatientsChange scoresHallucinationsPreliminary reportStimulationNeurobiological factorsIntervention
2003
Transcranial Magnetic Stimulation of Left Temporoparietal Cortex and Medication-Resistant Auditory Hallucinations
Hoffman RE, Hawkins KA, Gueorguieva R, Boutros NN, Rachid F, Carroll K, Krystal JH. Transcranial Magnetic Stimulation of Left Temporoparietal Cortex and Medication-Resistant Auditory Hallucinations. JAMA Psychiatry 2003, 60: 49-56. PMID: 12511172, DOI: 10.1001/archpsyc.60.1.49.Peer-Reviewed Original ResearchConceptsRepetitive transcranial magnetic stimulationMedication-resistant auditory hallucinationsTranscranial magnetic stimulationLeft temporoparietal cortexAuditory hallucinationsSham stimulationMagnetic stimulationTemporoparietal cortexOpen-label trialMotor thresholdAntipsychotic medicationSustained reductionBrain areasSchizoaffective disorderCortical activationPossible treatmentNeuropsychological impairmentNeuropsychological assessmentPatientsAdditional studiesCortexStimulationTrialsHallucinationsTreatment effects