2002
Computed Tomography (CT)
Burns A, Pearlson G. Computed Tomography (CT). 2002, 351-354. DOI: 10.1002/0470846410.ch63.Peer-Reviewed Original ResearchComputed tomographyCT scanLate-onset schizophreniaNormal pressure hydrocephalusPresence of dementiaTypes of dementiaSequential CT scansOld age psychiatryComputed tomography scanningSingle photon emissionCT scan analysisCerebral atrophyCerebral changesCortical atrophyPressure hydrocephalusIntracranial haematomaVascular lesionsDementia syndromesDifferential diagnosisOnset schizophreniaIndividual patientsTreatment resistanceTemporal lobeNon-invasive techniqueAlzheimer's disease
1994
Altered cortical blood flow in HIV-seropositive individuals with and without dementia
Harris G, Pearlson G, McArthur J, Zeger S, LaFrance N. Altered cortical blood flow in HIV-seropositive individuals with and without dementia. AIDS 1994, 8: 495-500. PMID: 8011253, DOI: 10.1097/00002030-199404000-00012.Peer-Reviewed Original ResearchConceptsHIV-1-infected groupHIV-1-infected individualsNormal controlsBlood flowHIV-1-seropositive individualsRegional cerebral blood flowCortical profilesCerebral cortical perfusionCortical perfusion changesHIV-seropositive individualsCerebral perfusion abnormalitiesCortical blood flowCerebral blood flowSingle photon emissionTomographic imaging studiesHigh-frequency powerCortical perfusionCerebral cortexPerfusion abnormalitiesPerfusion changesSevere dementiaImaging studiesDistribution of radiotracerPhoton emissionDementiaMapping of SPECT regional cerebral perfusion abnormalities in obsessive‐compulsive disorder
Harris G, Hoehn‐Saric R, Lewis R, Pearlson G, Streeter C. Mapping of SPECT regional cerebral perfusion abnormalities in obsessive‐compulsive disorder. Human Brain Mapping 1994, 1: 237-248. PMID: 24591194, DOI: 10.1002/hbm.460010403.Peer-Reviewed Original ResearchCerebral perfusion abnormalitiesObsessive-compulsive disorderMagnetic resonance imagingPerfusion abnormalitiesObsessive-compulsive patientsPrior functional neuroimaging studiesSex-matched control subjectsCerebral perfusion differencesRelative cerebral perfusionRight visual association cortexRight frontal cortexVisual association cortexFunctional imaging studiesSingle photon emissionFunctional neuroimaging studiesCerebral valuesCerebral perfusionFrontal perfusionControl subjectsStudies of OCDFrontal cortexCaudate nucleusPerfusion differencesAssociation cortexRegional abnormalities
1993
Single Photon Emission Computed Tomography in Obsessive-Compulsive Disorder
Harris G, Pearlson G, Hoehn-Saric R. Single Photon Emission Computed Tomography in Obsessive-Compulsive Disorder. JAMA Psychiatry 1993, 50: 498-499. PMID: 8498888, DOI: 10.1001/archpsyc.1993.01820180100015.Peer-Reviewed Original ResearchConceptsOrbital frontal regionsObsessive-compulsive disorderSingle photon emissionBlood flowRegional cerebral blood flowCortical blood flowGroup of patientsCerebral blood flowMedial frontal regionsSPECT studiesAnatomical locationPatientsCompulsive disorderPhoton emissionEt al1DisordersTomographyGroup