2025
Detectability of acute ischemic stroke with thin (3 mm) axial versus thin (3 mm) coronal diffusion-weighted imaging in patients presenting to the emergency department with acute dizziness
Lozano R, Shareef F, Neupane A, Siddique Z, Joshi R, Pasquini L, Tu L, Mahajan A. Detectability of acute ischemic stroke with thin (3 mm) axial versus thin (3 mm) coronal diffusion-weighted imaging in patients presenting to the emergency department with acute dizziness. Emergency Radiology 2025, 1-7. PMID: 40053160, DOI: 10.1007/s10140-025-02327-4.Peer-Reviewed Original ResearchAxial DWIIschemic lesionsMRI examinationsDetection of brain ischemiaEmergency departmentIschemic strokeMiddle cerebellar peduncleRetrospective cohort studyDiffusion-weighted imagingAcute ischemic strokeDetection of acute ischemic strokeDetection of ischemiaMethodsRetrospective studyPosterior circulationAxial MRIDWI sequencesAcute dizzinessCerebellar pedunclePurposeIschemic strokeCoronal sequencesCohort studyDiagnostic utilityMRI protocolMcNemar testBrain ischemia
2024
Endovascular Thrombectomy With and Without Preceding Thrombolysis in Posterior Circulation Stroke—Insights From STAR
Heide E, Kasab S, Alawieh A, Arthur A, Brinjikji W, Chowdhry S, Crosa R, Cuellar H, Leacy R, Dumont T, Ernst M, Ezzeldin M, Fragata I, Howard B, Jabbour P, Kan P, Kim J, Levitt M, Mascitelli J, Matouk C, Moss M, Navia P, Osbun J, Park M, Polifka A, Psychogios M, Rai A, Romano D, Shaban A, Starke R, Tanweer O, Williamson R, Wolfe S, Yoshimura S, Spiotta A, Maier I. Endovascular Thrombectomy With and Without Preceding Thrombolysis in Posterior Circulation Stroke—Insights From STAR. Stroke Vascular And Interventional Neurology 2024, 4 DOI: 10.1161/svin.124.001334.Peer-Reviewed Original ResearchIntravenous thrombolysisLarge-vessel occlusionEndovascular thrombectomyAnterior circulation large-vessel occlusion strokeTreated with endovascular thrombectomyFavorable functional outcomeLikelihood of favorable functional outcomeEffect of intravenous thrombolysisLarge-vessel occlusion strokeRetrospective studyPosterior circulationRandomized trialsFunctional outcomesStroke thrombectomyLarge-vesselOcclusion strokeThrombectomyAneurysm Registry
2022
Hippocampal recording via the RNS system reveals marked ipsilateral activation of epileptiform activity during Wada testing
Quraishi IH, Brown FC, Johnson MH, Hirsch LJ. Hippocampal recording via the RNS system reveals marked ipsilateral activation of epileptiform activity during Wada testing. Epilepsy & Behavior 2022, 134: 108854. PMID: 35905518, DOI: 10.1016/j.yebeh.2022.108854.Peer-Reviewed Original ResearchConceptsResponsive neurostimulation systemWada testingEpileptiform activityElicitation of seizuresTemporal lobe resectionInternal carotid arteryMedial temporal structuresHippocampal vasculatureIpsilateral activationLobe resectionPosterior circulationElectrographic seizuresTemporal lobectomyElectrographic changesIntractable epilepsyClinical correlatesWada testCarotid arteryHippocampal spikesNegative findingsNeurostimulation systemHippocampal EEGHippocampal activityPatientsTransient increase
2021
Pilot MRI-based strategies to improve the detection of stroke in patients with dizziness/vertigo
Tu LH, Mahajan A, Minja FJ, Navaratnam D, Melnick ER. Pilot MRI-based strategies to improve the detection of stroke in patients with dizziness/vertigo. Clinical Imaging 2021, 82: 234-236. PMID: 34902799, DOI: 10.1016/j.clinimag.2021.12.001.Peer-Reviewed Original ResearchConceptsDizziness/vertigoCT/CTAPosterior strokeNon-specific complaintsEmergency department practiceSuch patientsPosterior circulationStroke evaluationDetection of strokeFalse reassuranceConventional MRIStrokePatientsMRIVertigoDepartment practiceHigh rateSpecialized MRICTALow sensitivityDizzinessComplaintsCT
2018
Intravenous infusion of mesenchymal stem cells for protection against brainstem infarction in a persistent basilar artery occlusion model in the adult rat.
Namioka A, Namioka T, Sasaki M, Kataoka-Sasaki Y, Oka S, Nakazaki M, Onodera R, Suzuki J, Sasaki Y, Nagahama H, Kocsis JD, Honmou O. Intravenous infusion of mesenchymal stem cells for protection against brainstem infarction in a persistent basilar artery occlusion model in the adult rat. Journal Of Neurosurgery 2018, 131: 1308-1316. PMID: 30485204, DOI: 10.3171/2018.4.jns173121.Peer-Reviewed Original ResearchBasilar artery occlusionIschemic lesion volumeInfused mesenchymal stem cellsIntravenous infusionMesenchymal stem cellsLesion volumeBrainstem infarctionMSC infusionFunctional recoveryIntravenous MSC infusionIschemic brainstem lesionsPosterior circulation strokeAcute stroke therapyArtery occlusion modelGroup 28 daysNylon monofilament sutureReliable animal modelMultiple behavioral testsStem cellsProximal BAArtery occlusionBrainstem lesionsPosterior circulationStroke therapyFunctional outcomeRisk of Branch Occlusion and Ischemic Complications with the Pipeline Embolization Device in the Treatment of Posterior Circulation Aneurysms
Adeeb N, Griessenauer C, Dmytriw A, Shallwani H, Gupta R, Foreman P, Shakir H, Moore J, Limbucci N, Mangiafico S, Kumar A, Michelozzi C, Zhang Y, Pereira V, Matouk C, Harrigan M, Siddiqui A, Levy E, Renieri L, Marotta T, Cognard C, Ogilvy C, Thomas A. Risk of Branch Occlusion and Ischemic Complications with the Pipeline Embolization Device in the Treatment of Posterior Circulation Aneurysms. American Journal Of Neuroradiology 2018, 39: 1303-1309. PMID: 29880475, PMCID: PMC7655425, DOI: 10.3174/ajnr.a5696.Peer-Reviewed Original ResearchConceptsPosterior circulation aneurysmsPipeline Embolization DevicePosterior cerebral arteryIschemic complicationsInferior cerebellar arteryEmbolization DeviceVertebral arteryCerebellar arteryCerebral arteryBranch occlusionAnterior inferior cerebellar arteryPosterior inferior cerebellar arteryCohort of patientsContralateral vertebral arteryLow associated morbiditySuperior cerebellar arteryLong-term patencyAnterior circulationIschemic eventsAssociated morbidityConsecutive patientsPosterior circulationEndovascular treatmentMultivariable analysisRetrospective review
2016
Missed Ischemic Stroke Diagnosis in the Emergency Department by Emergency Medicine and Neurology Services
Arch AE, Weisman DC, Coca S, Nystrom KV, Wira CR, Schindler JL. Missed Ischemic Stroke Diagnosis in the Emergency Department by Emergency Medicine and Neurology Services. Stroke 2016, 47: 668-673. PMID: 26846858, DOI: 10.1161/strokeaha.115.010613.Peer-Reviewed Original ResearchConceptsEmergency departmentLarge community hospitalCommunity hospitalIschemic strokeStroke diagnosisAcademic hospitalNausea/vomitingSecondary prevention therapiesAcute ischemic strokeRetrospective chart reviewIschemic stroke diagnosisAcademic teaching hospitalEndovascular considerationsChart reviewPrompt treatmentSymptom onsetPosterior circulationPrevention therapyNeurology serviceAcute interventionAnterior strokeAtypical symptomsStroke historyPosterior strokeTeaching hospital
2006
Cerebral Autoregulation and CO2 Reactivity in Anterior and Posterior Cerebral Circulation During Sevoflurane Anesthesia
Rozet I, Vavilala MS, Lindley AM, Visco E, Treggiari M, Lam AM. Cerebral Autoregulation and CO2 Reactivity in Anterior and Posterior Cerebral Circulation During Sevoflurane Anesthesia. Anesthesia & Analgesia 2006, 102: 560-564. PMID: 16428561, DOI: 10.1213/01.ane.0000184817.10595.62.Peer-Reviewed Original ResearchConceptsCerebral autoregulationAutoregulatory indexBasilar arterySevoflurane anesthesiaHg PaCO2ASA physical status I patientsSmall-dose remifentanilCO2 reactivityElective orthopaedic surgeryArterial blood pressureMiddle cerebral arteryPosterior cerebral circulationStatus I patientsTranscranial Doppler ultrasonographyMAC of sevofluraneBlood flow velocityBlood pressurePosterior circulationCerebral arteryCerebral circulationI patientsPhenylephrine infusionDoppler ultrasonographyHealthy individualsLinear regression analysis
2005
Hypertension, age, and location predict rupture of small intracranial aneurysms.
Nahed BV, DiLuna ML, Morgan T, Ocal E, Hawkins AA, Ozduman K, Kahle KT, Chamberlain A, Amar AP, Gunel M. Hypertension, age, and location predict rupture of small intracranial aneurysms. Neurosurgery 2005, 57: 676-83; discussion 676-83. PMID: 16239879, DOI: 10.1227/01.neu.0000175549.96530.59.Peer-Reviewed Original ResearchConceptsUnruptured intracranial aneurysmsRisk factorsIntracranial aneurysmsSubarachnoid hemorrhageUnruptured aneurysmsMinimal long-term morbidityHistory of hypertensionNormal blood pressureLong-term morbidityTertiary medical centerAge of patientsAnterior circulation aneurysmsPosterior circulation aneurysmsSignificant risk factorsSignificant independent predictorsRupture of IAsMortality of treatmentLogistic regression modelsSmall intracranial aneurysmsHypertensive patientsIndependent predictorsPosterior circulationBlood pressureAneurysm characteristicsCurrent guidelines
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply