Articles with "diffusion mri" as a keyword



Optimizing b-values schemes for diffusion MRI of the brain with segmented Intravoxel Incoherent Motion (IVIM) model.

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Published in 2023 at "Journal of applied clinical medical physics"

DOI: 10.1002/acm2.13986

Abstract: PURPOSE To define an optimal set of b-values for accurate derivation of diffusion MRI parameters in the brain with segmented Intravoxel Incoherent Motion (IVIM) model. METHODS Simulations of diffusion signals were performed to define an… read more here.

Keywords: brain; mm2; optimal set; ivim ... See more keywords

TractCloud‐FOV: Deep Learning‐Based Robust Tractography Parcellation in Diffusion MRI With Incomplete Field of View

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Published in 2025 at "Human Brain Mapping"

DOI: 10.1002/hbm.70201

Abstract: Tractography parcellation classifies streamlines reconstructed from diffusion MRI into anatomically defined fiber tracts for clinical and research applications. However, clinical scans often have incomplete fields of view (FOV) where brain regions are partially imaged, leading… read more here.

Keywords: diffusion mri; tractcloud fov; fov; tractography parcellation ... See more keywords

Diffusion MRI Based Myometrium Tractography for Detection of Placenta Accreta Spectrum Disorder

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Published in 2021 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.27794

Abstract: Prenatal diagnosis of placenta accreta spectrum (PAS) disorders is difficult. Magnetic resonance imaging (MRI) has been shown to be a useful supplementary method to ultrasound. read more here.

Keywords: diffusion mri; placenta accreta; accreta spectrum;

Time‐Dependent Diffusion MRI‐Based Microstructural Mapping for Characterizing HER2‐Zero, ‐Low, ‐Ultra‐Low, and ‐Positive Breast Cancer

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Published in 2025 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.70074

Abstract: With breast cancer treatment advances, accurate non‐invasive methods are needed to distinguish its human epidermal growth factor receptor 2 (HER2) subtypes. Recently developed time‐dependent diffusion MRI (t d ‐dMRI) has potential in characterizing cellular tissue… read more here.

Keywords: breast cancer; time dependent; cancer; diffusion mri ... See more keywords

Technical Note: A safe, cheap, and easy‐to‐use isotropic diffusion MRI phantom for clinical and multicenter studies

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Published in 2017 at "Medical Physics"

DOI: 10.1002/mp.12101

Abstract: Purpose: Since Diffusion Weighted Imaging (DWI) data acquisition and processing are not standardized, substantial differences in DWI derived measures such as Apparent Diffusion Coefficient (ADC) may arise which are related to the acquisition or MRI… read more here.

Keywords: mri phantom; isotropic diffusion; diffusion; use ... See more keywords

Effect of a consistent reconstruction algorithm on inter‐scanner reproducibility in diffusion MRI

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Published in 2025 at "Medical Physics"

DOI: 10.1002/mp.70096

Abstract: Background: Diffusion MRI (dMRI) enables non‐invasive characterization of brain microstructure and connectivity. However, multi‐center studies face reproducibility challenges due to inter‐scanner variability, which arises from differences in hardware, acquisition protocols, and image reconstruction algorithms. While… read more here.

Keywords: diffusion mri; reconstruction algorithm; inter scanner; consistent reconstruction ... See more keywords

The role of whole‐brain diffusion MRI as a tool for studying human in vivo cortical segregation based on a measure of neurite density

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Published in 2018 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.26917

Abstract: To investigate whether diffusion MRI can be used to study cortical segregation based on a contrast related to neurite density, thus providing a complementary tool to myelin‐based MRI techniques used for myeloarchitecture. read more here.

Keywords: diffusion mri; cortical segregation; neurite density; segregation based ... See more keywords

Quantifying myofiber integrity using diffusion MRI and random permeable barrier modeling in skeletal muscle growth and Duchenne muscular dystrophy model in mice

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Published in 2018 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27188

Abstract: To measure the microstructural changes during skeletal muscle growth and progressive pathologies using the random permeable model with diffusion MRI, and compare findings to conventional imaging modalities such as three‐point Dixon and T2 imaging. read more here.

Keywords: muscle growth; skeletal muscle; diffusion mri; random permeable ... See more keywords
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Mapping connectomes with diffusion MRI: deterministic or probabilistic tractography?

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27471

Abstract: Human connectomics necessitates high‐throughput, whole‐brain reconstruction of multiple white matter fiber bundles. Scaling up tractography to meet these high‐throughput demands yields new fiber tracking challenges, such as minimizing spurious connections and controlling for gyral biases.… read more here.

Keywords: tractography; mri deterministic; deterministic probabilistic; connectomes diffusion ... See more keywords
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A regularized reconstruction pipeline for high‐definition diffusion MRI in challenging regions incorporating a per‐shot image correction

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27802

Abstract: Diffusion MRI is of interest for clinical research and diagnosis. Whereas high‐ resolution DWI/DTI is hard to achieve by single‐shot methods, interleaved acquisitions can deliver these if motion and/or folding artefacts are overcome. Thanks to… read more here.

Keywords: regularized reconstruction; diffusion mri; shot; mri ... See more keywords
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Diffusion‐prepared 3D gradient spin‐echo sequence for improved oscillating gradient diffusion MRI

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Published in 2020 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.28401

Abstract: Oscillating gradient (OG) enables the access of short diffusion times for time‐dependent diffusion MRI (dMRI); however, it poses several technical challenges for clinical use. This study proposes a 3D oscillating gradient–prepared gradient spin‐echo (OGprep‐GRASE) sequence… read more here.

Keywords: prepared gradient; gradient spin; diffusion; oscillating gradient ... See more keywords