2023
Low‐Field Portable Magnetic Resonance Imaging for Post‐Thrombectomy Assessment of Ongoing Brain Injury
Sujijantarat N, Koo A, Jambor I, Malhotra A, Mazurek M, Parasuram N, Yadlapalli V, Chavva I, Lalwani D, Zabinska J, Roy J, Antonios J, Elsamadicy A, Renedo D, Hebert R, Schindler J, Gilmore E, Sansing L, de Havenon A, Olexa M, Schiff S, Iglesias J, Rosen M, Kimberly W, Petersen N, Sheth K, Matouk C. Low‐Field Portable Magnetic Resonance Imaging for Post‐Thrombectomy Assessment of Ongoing Brain Injury. Stroke Vascular And Interventional Neurology 2023, 3 DOI: 10.1161/svin.123.000921.Peer-Reviewed Original ResearchMechanical thrombectomyInterventional radiology suiteMagnetic resonance imagingRadiology suiteConventional MRIResonance imagingCerebral Infarction scoreOngoing brain injuryLarge vessel occlusionInfarct burdenRevascularization timeInfarct volumeClinical characteristicsInfarct progressionAdverse eventsIschemic changesMethods PatientsMedian timeBedside evaluationBrain injuryTimely imagingResults TwentyPatientsSubsequent imagingProcedural details
2022
Stroke Severity and Early Ischemic Changes Predict Infarct Growth Rate and Clinical Outcomes in Patients With Large‐Vessel Occlusion
Quispe‐Orozco D, Sequeiros J, Farooqui M, Zevallos C, Mendez‐Ruiz A, Dajles A, Kobsa J, Prasad A, Petersen N, Ortega‐Gutierrez S. Stroke Severity and Early Ischemic Changes Predict Infarct Growth Rate and Clinical Outcomes in Patients With Large‐Vessel Occlusion. Stroke Vascular And Interventional Neurology 2022, 2 DOI: 10.1161/svin.121.000182.Peer-Reviewed Original ResearchAlberta Stroke Program Early CT ScoreHealth Stroke Scale scoreStroke Scale scoreEarly ischemic changesFast progressorsScale scoreSuccessful reperfusionStroke severityEndovascular therapyIschemic changesClinical outcomesNational InstituteAnterior circulation large vessel occlusion strokeRetrospective cohort observational studyLarge vessel occlusion strokeInfarct growth ratesComprehensive stroke centerHealth Stroke ScaleCohort observational studyFinal infarct volumeLarge vessel occlusionMultivariate logistic regressionIschemic stroke progressionYouden's J indexInfarct progressionPoor Collaterals and Rapid Early Infarct Progression Are Associated With Increased Vulnerability to Blood Pressure Reductions (S21.002)
Begunova Y, Bartolome D, Kobsa J, Soto A, Prasad A, Galecio M, Vivanco-Suarez J, Quispe-Orozco D, Farooqui M, Sansing L, Schindler J, De Havenon A, Matouk C, Sheth K, Ortega-Gutierrez S, Petersen N. Poor Collaterals and Rapid Early Infarct Progression Are Associated With Increased Vulnerability to Blood Pressure Reductions (S21.002). Neurology 2022, 98 DOI: 10.1212/wnl.98.18_supplement.3104.Peer-Reviewed Original Research
2021
Blood Pressure Reductions in the Hyperacute Phase of Large Vessel Occlusion Ischemic Stroke Are Associated With Infarct Progression And Poor Functional Outcome (5141)
Peshwe K, Nguyen C, Kodali S, Kobsa J, Prasad A, Soto A, Wira C, Matouk C, Sheth K, Petersen N. Blood Pressure Reductions in the Hyperacute Phase of Large Vessel Occlusion Ischemic Stroke Are Associated With Infarct Progression And Poor Functional Outcome (5141). Neurology 2021, 96 DOI: 10.1212/wnl.96.15_supplement.5141.Peer-Reviewed Original Research
2019
Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome
Petersen NH, Ortega-Gutierrez S, Wang A, Lopez GV, Strander S, Kodali S, Silverman A, Zheng-Lin B, Dandapat S, Sansing LH, Schindler JL, Falcone GJ, Gilmore EJ, Amin H, Cord B, Hebert RM, Matouk C, Sheth KN. Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome. Stroke 2019, 50: 1797-1804. PMID: 31159701, PMCID: PMC6787912, DOI: 10.1161/strokeaha.118.024286.Peer-Reviewed Original ResearchConceptsFinal infarct volumeWorse functional outcomeInfarct volumeEndovascular thrombectomyFunctional outcomeOcclusion strokeCerebral infarction 2b/3 reperfusionPressure reductionLarge vessel intracranial occlusionsGreater infarct growthBlood pressure reductionComprehensive stroke centerPercent of patientsBlood pressure managementLarger infarct volumesModified Rankin ScaleRankin Scale scoreMultivariable logistic regressionRelative hypotensionSustained hypotensionInfarct progressionNinety patientsInfarct growthIschemic penumbraIschemic stroke