2007
Evolution of a Focal Brain Lesion Produced by Interlaced Microplanar X-Rays
Anschel D, Romanelli P, Benveniste H, Foerster B, Kalef-Ezra J, Zhong Z, Dilmanian F. Evolution of a Focal Brain Lesion Produced by Interlaced Microplanar X-Rays. Min - Minimally Invasive Neurosurgery 2007, 50: 43-46. PMID: 17546543, DOI: 10.1055/s-2007-976514.Peer-Reviewed Original ResearchConceptsT2 signalCentral nervous system diseaseHigh T2 signalNervous system diseasesTesla magnetic resonance imagingFocal brain lesionsMagnetic resonance imagingBrain lesionsRadiosurgical approachRat brainSystem diseasesStereotactic radiosurgeryHigh-dose irradiationFuture treatmentLow dosesLesionsResonance imagingLow T1Dose irradiationBrainTreatmentPrecise targetsX-ray
1999
In vivo diffusion-weighted magnetic resonance microscopy of rat spinal cord: Effect of ischemia and intrathecal hyperbaric 5% lidocaine
Benveniste H, Qui H, Hedlund L, Hüttemeier P, Steele S, Johnson G. In vivo diffusion-weighted magnetic resonance microscopy of rat spinal cord: Effect of ischemia and intrathecal hyperbaric 5% lidocaine. Regional Anesthesia & Pain Medicine 1999, 24: 311-318. PMID: 10445769, DOI: 10.1016/s1098-7339(99)90104-9.Peer-Reviewed Original ResearchConceptsDiffusion-weighted magnetic resonance microscopyRat spinal cordSpinal cordHyperbaric 5Hyperbaric lidocaineNeurologic deficitsGroup 2Group 1White matterGray matterIrreversible neurologic deficitsPersistent neurologic deficitsSpinal cord ischemiaContinuous spinal anesthesiaPresence of ischemiaBlood-nerve barrierEffects of ischemiaWhite matter tractsCord ischemiaIntrathecal anesthesiaIntrathecal lidocaineSpinal anesthesiaSpinal catheterPathophysiologic mechanismsCardiac arrest
1998
Spinal Cord Neural Anatomy in Rats Examined by In Vivo Magnetic Resonance Microscopy
Benveniste H, Qui H, Hedlund L, D'Ercole F, Johnson A. Spinal Cord Neural Anatomy in Rats Examined by In Vivo Magnetic Resonance Microscopy. Regional Anesthesia & Pain Medicine 1998, 23: 589-599. DOI: 10.1097/00115550-199823060-00014.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiomechanical PhenomenaCatheters, IndwellingCervical VertebraeColoring AgentsContrast MediaDiffusionEdemaEpidural SpaceFeasibility StudiesFemaleFollow-Up StudiesInjections, SpinalIschemiaLongitudinal StudiesLumbar VertebraeMagnetic Resonance ImagingMicroscopyNeurilemmaPeripheral Nervous System DiseasesRatsRats, Inbred F344Regional Blood FlowSpinal CordSpinal Cord DiseasesSpinal NervesConceptsIntrathecal catheterSpinal cordApparent diffusion coefficientCytotoxic edemaGroup 2Diffusion-weighted magnetic resonance microscopyGroup 3Cervical intrathecal catheterRat cervical spinal cordSpinal cord perfusionLumbar intrathecal cathetersCervical spinal cordPeripheral nerve studiesPresence of ischemiaNormal blood flowLumbar spine anatomyApparent diffusion coefficient (ADC) measurementsCord perfusionNerve studiesPlexus anatomySpinal nervesCervical spineIntrathecal spaceContrast studiesCDF ratsSpinal cord neural anatomy in rats examined by In Vivo magnetic resonance microscopy
Benveniste H, Qui H, Hedlund L, D'Ercole F, Johnson G. Spinal cord neural anatomy in rats examined by In Vivo magnetic resonance microscopy. Regional Anesthesia & Pain Medicine 1998, 23: 589-599. PMID: 9840856, DOI: 10.1016/s1098-7339(98)90087-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiomechanical PhenomenaCatheters, IndwellingCervical VertebraeColoring AgentsContrast MediaDiffusionEdemaEpidural SpaceFeasibility StudiesFemaleFollow-Up StudiesInjections, SpinalIschemiaLongitudinal StudiesLumbar VertebraeMagnetic Resonance ImagingMicroscopyNeurilemmaPeripheral Nervous System DiseasesRatsRats, Inbred F344Regional Blood FlowSpinal CordSpinal Cord DiseasesSpinal NervesConceptsIntrathecal catheterSpinal cordApparent diffusion coefficientCytotoxic edemaGroup 2Diffusion-weighted magnetic resonance microscopyGroup 3Cervical intrathecal catheterRat cervical spinal cordSpinal cord perfusionLumbar intrathecal cathetersCervical spinal cordPeripheral nerve studiesPresence of ischemiaNormal blood flowLumbar spine anatomyApparent diffusion coefficient (ADC) measurementsCord perfusionNerve studiesPlexus anatomySpinal nervesCervical spineIntrathecal spaceContrast studiesCDF rats
1997
Progression of a focal ischemic lesion in rat brain during treatment with a novel glycine/nmda antagonist: An in vivo three‐dimensional diffusion‐weighted MR microscopy study
Qiu H, Hedlund L, Gewalt S, Benveniste H, Bare T, Johnson G. Progression of a focal ischemic lesion in rat brain during treatment with a novel glycine/nmda antagonist: An in vivo three‐dimensional diffusion‐weighted MR microscopy study. Journal Of Magnetic Resonance Imaging 1997, 7: 739-744. PMID: 9243396, DOI: 10.1002/jmri.1880070421.Peer-Reviewed Original ResearchConceptsMiddle cerebral arteryStroke volumeIpsilateral common carotid arteryReduced stroke volumeFocal ischemic lesionsCommon carotid arteryGlycine/NMDA antagonistsMCA occlusionCerebral arteryIschemic lesionsMultiple time pointsNMDA antagonistsCarotid arteryDrug treatmentRat brainGroup 2Group 1Control groupVivo studiesTime pointsZD9379ArteryOcclusionHoursTreatment
1996
A Newin VivoMethod for Quantitative Analysis of Stroke Lesions Using Diffusion-Weighted Magnetic Resonance Microscopy
Hall W, Benveniste H, Hedlund L, Johnson G. A Newin VivoMethod for Quantitative Analysis of Stroke Lesions Using Diffusion-Weighted Magnetic Resonance Microscopy. NeuroImage 1996, 3: 158-166. PMID: 9345486, DOI: 10.1006/nimg.1996.0017.Peer-Reviewed Original Research
1993
Calcitonin gene-related peptide mediates hypotension and tachycardia in endotoxic rats
Huttemeier P, Ritter E, Benveniste H. Calcitonin gene-related peptide mediates hypotension and tachycardia in endotoxic rats. American Journal Of Physiology 1993, 265: h767-h769. PMID: 8368378, DOI: 10.1152/ajpheart.1993.265.2.h767.Peer-Reviewed Original ResearchConceptsAcute circulatory changesCirculatory changesSurvival rateCalcitonin gene-related peptide concentrationsCalcitonin gene-related peptideMean blood pressureOverall survival rateGene-related peptideRegional blood flowEscherichia coli endotoxinClinical sepsisSevere hypotensionBlood pressureEndotoxic ratsCardiac functionCGRP antagonismColi endotoxinBlood flowUntreated animalsHypotensionTachycardiaSepsisRatsCGRPHCGRP