2013
Automatic Auditory Processing Deficits in Schizophrenia and Clinical High-Risk Patients: Forecasting Psychosis Risk with Mismatch Negativity
Perez VB, Woods SW, Roach BJ, Ford JM, McGlashan TH, Srihari VH, Mathalon DH. Automatic Auditory Processing Deficits in Schizophrenia and Clinical High-Risk Patients: Forecasting Psychosis Risk with Mismatch Negativity. Biological Psychiatry 2013, 75: 459-469. PMID: 24050720, PMCID: PMC4028131, DOI: 10.1016/j.biopsych.2013.07.038.Peer-Reviewed Original ResearchConceptsCHR patientsHealthy control subjectsPsychosis onsetControl subjectsClinical high-risk patientsEarly illness schizophrenia patientsPsychosis riskClinical high-risk individualsHigh-risk patientsThird of patientsHigh-risk individualsCurrent clinical criteriaAuditory processing deficitsMismatch negativityNonclinical measuresAuditory devianceCox regressionClinical criteriaUnnecessary treatmentHigh riskCHR convertersPatientsPsychotic disordersSchizophrenia patientsPreventive interventionsChapter 10 Early auditory gamma-band responses in patients at clinical high risk for schizophrenia
Perez VB, Roach BJ, Woods SW, Srihari VH, McGlashan TH, Ford JM, Mathalon DH. Chapter 10 Early auditory gamma-band responses in patients at clinical high risk for schizophrenia. Supplements To Clinical Neurophysiology 2013, 62: 147-162. PMID: 24053038, PMCID: PMC4120874, DOI: 10.1016/b978-0-7020-5307-8.00010-7.Peer-Reviewed Original ResearchConceptsClinical high riskPhase-locking factorGamma-band responseAuditory gamma-band responsesCHR patientsHigh riskSchizophrenia patientsChronic schizophrenia patientsNMDA glutamate receptorsYounger schizophrenia patientsTransient gamma-band responseTrend-level reductionsNeurotransmission abnormalitiesGamma-band oscillationsYounger patientsIllness onsetProdromal symptomsPhase synchronyProdromal periodHealthy controlsPsychosis onsetPatientsPsychotic disordersCHR groupElectroencephalographic studies
2012
Error Monitoring Dysfunction Across the Illness Course of Schizophrenia
Perez VB, Ford JM, Roach BJ, Woods SW, McGlashan TH, Srihari VH, Loewy RL, Vinogradov S, Mathalon DH. Error Monitoring Dysfunction Across the Illness Course of Schizophrenia. Journal Of Psychopathology And Clinical Science 2012, 121: 372-387. PMID: 22060947, PMCID: PMC3358508, DOI: 10.1037/a0025487.Peer-Reviewed Original ResearchConceptsEarly illness schizophrenia patientsClinical high-risk patientsSchizophrenia patientsIllness courseAge-matched healthy controlsHigh-risk patientsAge-matched HCChronic schizophrenia patientsOnset of psychosisCorrect response negativityPE abnormalitiesRisk patientsCHR patientsClinical prodromeEvent-related potentialsIllness durationHealthy controlsIllness progressionPsychosis onsetPatientsAbnormalitiesIllnessResponse monitoringError-related negativityOnset