Nahla M H Elsaid, PhD
Associate Research ScientistCards
Appointments
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About
Titles
Associate Research Scientist
Appointments
Radiology & Biomedical Imaging
Associate Research ScientistPrimary
Other Departments & Organizations
- Bioimaging Sciences
- Green College Affiliates
- Magnetic Resonance Imaging
- Radiology & Biomedical Imaging
Education & Training
- PhD
- University of Toronto, Biomedical Engineering (2016)
Research
Overview
Medical Subject Headings (MeSH)
Diffusion Magnetic Resonance Imaging; Diffusion Tensor Imaging; Magnetic Resonance Imaging
ORCID
0000-0002-8832-3087
Research at a Glance
Yale Co-Authors
Frequent collaborators of Nahla M H Elsaid's published research.
Publications Timeline
A big-picture view of Nahla M H Elsaid's research output by year.
Research Interests
Research topics Nahla M H Elsaid is interested in exploring.
Gigi Galiana, PhD
Dana Peters, PhD
Hemant Tagare, PhD
Albert Sinusas, MD
Todd Constable, PhD
16Publications
135Citations
Diffusion Magnetic Resonance Imaging
Magnetic Resonance Imaging
Diffusion Tensor Imaging
Publications
2024
Efficient standardization of clinical T2‐weighted images: Phase‐conjugacy e‐CAMP with projected gradient descent
Zhang H, Elsaid N, Sun H, Tagare H, Galiana G. Efficient standardization of clinical T2‐weighted images: Phase‐conjugacy e‐CAMP with projected gradient descent. Magnetic Resonance In Medicine 2024 PMID: 38988054, DOI: 10.1002/mrm.30214.Peer-Reviewed Original ResearchConceptsData fidelity termSignal evolution modelFidelity termGradient descentProjected GradientEfficient algorithmVirtual conjugate coilAlgorithmObjective functionMapping errorsTunable parametersLinear constraintsSampling schemeTSE dataLong echo train lengthMapsTrain lengthVirtualTurbo spin echoEcho train lengthHigh-resolutionSchemeDataBackground phaseError rangeConstrained alternating minimization for parameter mapping (CAMP)
Elsaid N, Dispenza N, Hu C, Peters D, Constable R, Tagare H, Galiana G. Constrained alternating minimization for parameter mapping (CAMP). Magnetic Resonance Imaging 2024, 110: 176-183. PMID: 38657714, PMCID: PMC11193090, DOI: 10.1016/j.mri.2024.04.029.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsAlternating minimizationAccelerated parameter mappingImage qualityReconstructed image qualityEfficient reconstruction algorithmSacrificing model accuracyParameter mapsPhantom studyK-space samplingAcceleration datasetsK-spaceUndersampling artifactsCartesian acquisitionConsecutive imagesReconstruction algorithmIndividual imagesModel cost functionExponential decayEcho timeReconstruction methodCost functionReduce artifactsPhantomScan timeObjective functionClinical physiology: the crucial role of MRI in evaluation of peripheral artery disease
Elsaid N, Peters D, Galiana G, Sinusas A. Clinical physiology: the crucial role of MRI in evaluation of peripheral artery disease. AJP Heart And Circulatory Physiology 2024, 326: h1304-h1323. PMID: 38517227, DOI: 10.1152/ajpheart.00533.2023.Peer-Reviewed Original ResearchAltmetricConceptsPeripheral arterial diseaseMagnetic resonance imagingArtery diseaseClinical applicationEvaluation of peripheral arterial diseaseTranslation to clinical researchPre-clinical modelsMedial vascular calcificationDiagnosis of peripheral arterial diseaseExcellent soft tissue contrastPathophysiology of peripheral arterial diseaseAssessment of peripheral arterial diseaseNoninvasive imaging toolMR imaging technologyMR imaging techniquesSoft tissue contrastMultiplanar imaging capabilityAutonomic dysfunctionMicrovascular dysfunctionRisk stratificationPeripheral neuropathyComprehensive physiological assessmentTreatment outcomesVascular calcificationTherapy planning
2023
3D FRONSAC with PSF reconstruction
Rodriguez Y, Elsaid N, Keil B, Galiana G. 3D FRONSAC with PSF reconstruction. Journal Of Magnetic Resonance 2023, 355: 107544. PMID: 37672990, PMCID: PMC10592039, DOI: 10.1016/j.jmr.2023.107544.Peer-Reviewed Original ResearchCitationsA Physics-Based Algorithm to Universally Standardize Routinely Obtained Clinical T2-Weighted Images
Elsaid N, Tagare H, Galiana G. A Physics-Based Algorithm to Universally Standardize Routinely Obtained Clinical T2-Weighted Images. Academic Radiology 2023, 31: 582-595. PMID: 37407374, PMCID: PMC10761595, DOI: 10.1016/j.acra.2023.05.036.Peer-Reviewed Original ResearchCitationsAltmetricConceptsSingle image dataMachine learningPhysics-based constraintsImage dataClassical optimization methodsRaw datasetBrain imagesStandardized datasetClinical imagesReconstruction methodSlow adoptionImagesParameter mappingOptimization methodDatasetLarge-scale analysisW imagesMR imagesW scansHardwareAcquisition parametersConstraintsAlgorithmInitializationProtocol
2022
Validation of Muscle Fiber Architecture of the Human Tongue Revealed by Diffusion Magnetic Resonance Imaging With Histology Verification.
Liang X, Elsaid NMH, Jiang L, Roys S, Puche AC, Gullapalli RP, Stone M, Prince JL, Zhuo J. Validation of Muscle Fiber Architecture of the Human Tongue Revealed by Diffusion Magnetic Resonance Imaging With Histology Verification. Journal Of Speech Language And Hearing Research 2022, 65: 3661-3673. PMID: 36054846, PMCID: PMC9927595, DOI: 10.1044/2022_jslhr-22-00040.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsDiffusion-weighted magnetic resonance imagingMuscle architectureMagnetic resonance imagingComplex muscle architectureHuman tongueOral surgeryHealthy volunteersEosin stainingDiffusion magnetic resonanceResonance imagingMuscle fibersEntire tongueMuscle fiber architectureHistologyMuscle fiber orientationTongueMagnetic resonanceTensor imagesSurgeryTractogramsSwallowingHeadHematoxylinStructural connectivity mapping in human hippocampal-subfields using super-resolution hybrid diffusion imaging: a feasibility study
Elsaid NMH, Coupé P, Saykin AJ, Wu YC. Structural connectivity mapping in human hippocampal-subfields using super-resolution hybrid diffusion imaging: a feasibility study. Neuroradiology 2022, 64: 1989-2000. PMID: 35556149, PMCID: PMC9474597, DOI: 10.1007/s00234-022-02968-z.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsDisease Research CenterHippocampal subfieldsAlzheimer's Disease Research CenterHippocampal subfield analysisStructural connectivityYoung healthy participantsCerebral cortexHippocampal areaWhole hippocampusConclusionThe findingsSubfield analysisHealthy participantsYoung adultsPurposeThe goalConnectivity mappingFuture studiesCurrent studyTractography streamlinesDiffusion imagesHippocampusDementiaFeasibility studyCortexStudyMRIg-CAMP reconstructs multiple b-value diffusion weighted images from a single RESOLVE k-space
Elsaid N, Tagare H, Galiana G. g-CAMP reconstructs multiple b-value diffusion weighted images from a single RESOLVE k-space. Proceedings Of The International Society For Magnetic Resonance In Medicine ... Scientific Meeting And Exhibition. 2022 DOI: 10.58530/2022/2344.Peer-Reviewed Original Research
2021
Prospective motion detection and re‐acquisition in diffusion MRI using a phase image–based method—Application to brain and tongue imaging
Liang X, Su P, Patil SG, Elsaid NMH, Roys S, Stone M, Gullapalli RP, Prince JL, Zhuo J. Prospective motion detection and re‐acquisition in diffusion MRI using a phase image–based method—Application to brain and tongue imaging. Magnetic Resonance In Medicine 2021, 86: 725-737. PMID: 33665929, PMCID: PMC9169515, DOI: 10.1002/mrm.28729.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsMotion detectionProspective motion correction techniqueMotion-corrupted imagesMotion detection methodMotion-corrupted dataAcquisition frameworkMotion correction techniqueVisual inspectionDMRI acquisitionsDiffusion estimationNonrigid motionTongue imagingImage qualityAcquisition techniquesTractography resultsDMRIDiffusion MRIInspectionMotion artifactsTechniqueDetectionImagesFrameworkArtifacts
2020
Resting state functional MRI in infants with prenatal opioid exposure—a pilot study
Radhakrishnan R, Elsaid NMH, Sadhasivam S, Reher TA, Hines AC, Yoder KK, Saykin AJ, Wu YC. Resting state functional MRI in infants with prenatal opioid exposure—a pilot study. Neuroradiology 2020, 63: 585-591. PMID: 32978671, PMCID: PMC9162800, DOI: 10.1007/s00234-020-02552-3.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsPrenatal opioid exposureOpioid exposureState functional MRIFunctional connectivityFunctional MRISeed-based functional connectivity analysisPilot studyAmygdalar functional connectivityMaternal opioid exposureUtero opioid exposureAmygdala functional connectivityFuture larger studiesPrenatal drug exposureAmygdala seed regionMedial prefrontal cortexFunctional connectivity analysisPrenatal opioidsGestational agePrenatal exposureDrug exposureInfant sexMaternal depressionProspective IRBConclusionThis findingNaïve infants
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