2014
Exposing Hidden Truncation-Related Errors in Acute Stroke Perfusion Imaging
Copen W, Deipolyi A, Schaefer P, Schwamm L, González R, Wu O. Exposing Hidden Truncation-Related Errors in Acute Stroke Perfusion Imaging. American Journal Of Neuroradiology 2014, 36: 638-645. PMID: 25500309, PMCID: PMC7964314, DOI: 10.3174/ajnr.a4186.Peer-Reviewed Original ResearchConceptsPerfusion scanVolume of lesionsScan durationSymptom onsetAcute infarctsHemodynamic measurementsLesion reversalClinical trialsLesion volumePatient managementPerfusion MRPerfusion imagingInjected contrast agentPerfusion imagesPatient CTLesionsDurationMTTCTLong scan durationScansContrast agentsShort scan durationTmaxPerfusion estimates
2003
Whole-Brain CT Perfusion Measurement of Perfused Cerebral Blood Volume in Acute Ischemic Stroke: Probability Curve for Regional Infarction
Hunter G, Silvennoinen H, Hamberg L, Koroshetz W, Buonanno F, Schwamm L, Rordorf G, Gonzalez R. Whole-Brain CT Perfusion Measurement of Perfused Cerebral Blood Volume in Acute Ischemic Stroke: Probability Curve for Regional Infarction. Radiology 2003, 227: 725-30. PMID: 12728181, DOI: 10.1148/radiol.2273012169.Peer-Reviewed Original ResearchConceptsAcute ischemic strokeCerebral blood volumeIschemic strokeBlood volumeMajor arterial occlusionLikelihood of infarctionLogistic regression analysisPositive predictive valueCT perfusion measurementsAcute strokeCerebral infarctionArterial occlusionIntracranial hemorrhagePerfusion scanCore infarctionPCBVInfarctionPositive followProbability of survivalRegional infarctionPredictive valuePatientsStrokePerfusion measurementsRegression analysis