2024
Automated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion
Mak A, Matouk C, Avery E, Behland J, Haider S, Frey D, Madai V, Vajkoczy P, Griessenauer C, Zand R, Hendrix P, Abedi V, Sanelli P, Falcone G, Petersen N, Sansing L, Sheth K, Payabvash S, Malhotra A. Automated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion. PLOS ONE 2024, 19: e0304962. PMID: 38870240, PMCID: PMC11175522, DOI: 10.1371/journal.pone.0304962.Peer-Reviewed Original ResearchConceptsDiffusion-weighted imagingLarge vessel occlusionIrreversible ischemic changesPoor functional outcomeFunctional outcomesIschemic changesInfarct volumeAlberta Stroke Program Early CT ScorePredicting poor functional outcomeVessel occlusionFollow-up diffusion-weighted imagingAnterior circulation LVO strokeCTA source imagesReceiver operating characteristic curveExpert human readersPredicting final infarctionASPECTS regionsAdmission CTANon-inferior performanceBaseline CTACT scoreFinal infarctEndovascular therapyHU attenuationValidation cohort
2016
Topographic Assessment of Acute Ischemic Changes for Prognostication of Anterior Circulation Stroke
Payabvash S, Noorbaloochi S, Qureshi AI. Topographic Assessment of Acute Ischemic Changes for Prognostication of Anterior Circulation Stroke. Journal Of Neuroimaging 2016, 27: 227-231. PMID: 27593522, DOI: 10.1111/jon.12383.Peer-Reviewed Original ResearchConceptsAlberta Stroke Program Early CT ScoreDisability/deathAnterior circulation strokeAcute ischemic changesSymptomatic intracranial hemorrhageIntracranial hemorrhageIschemic changesIndependent predictorsFavorable outcomeIntravenous thrombolytic therapyCT/MRI scansRankin Scale scoreEarly ischemic changesAcute ischemic infarctTopographic assessmentIschemic infarctAdmission CTClinical outcomesStroke patientsThrombolytic therapyCT scoreLentiform nucleusTomography scanImproved outcomesPrognostic tool