Articles with "susceptibility contrast" as a keyword



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Systematic assessment of multi‐echo dynamic susceptibility contrast MRI using a digital reference object

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27914

Abstract: Brain tumor dynamic susceptibility contrast (DSC) MRI is adversely impacted by T1 and T2∗ contrast agent leakage effects that result in inaccurate hemodynamic metrics. While multi‐echo acquisitions remove T1 leakage effects, there is no consensus… read more here.

Keywords: contrast; multi echo; susceptibility contrast; mri ... See more keywords
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Dynamic susceptibility contrast 19F‐MRI of inhaled perfluoropropane: a novel approach to combined pulmonary ventilation and perfusion imaging

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27933

Abstract: To assess alveolar perfusion by applying dynamic susceptibility contrast MRI to 19F‐MRI of inhaled perfluoropropane (PFP). We hypothesized that passage of gadolinium‐based contrast agent (GBCA) through the pulmonary microvasculature would reduce magnetic susceptibility differences between… read more here.

Keywords: susceptibility; contrast; 19f mri; susceptibility contrast ... See more keywords
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High‐resolution dynamic susceptibility contrast perfusion imaging using higher‐order temporal smoothness regularization

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Published in 2022 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.29425

Abstract: To improve image quality and resolution of dynamic susceptibility contrast perfusion weighted imaging (DSC‐PWI) by developing acquisition and reconstruction methods exploiting the temporal regularity property of DSC‐PWI signal. read more here.

Keywords: contrast perfusion; susceptibility contrast; dynamic susceptibility; resolution dynamic ... See more keywords
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Dynamic Susceptibility Contrast MRI in Small Animals.

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Published in 2018 at "Methods in molecular biology"

DOI: 10.1007/978-1-4939-7531-0_3

Abstract: The use of magnetic resonance imaging (MRI) for studying the cerebral perfusion mechanisms is well proved and contrasted in the clinical and research setups. This methodology is a promising tool in assessing numerous brain diseases… read more here.

Keywords: contrast mri; susceptibility contrast; mri; small animals ... See more keywords
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Perfusion-weighted techniques in MRI grading of pediatric cerebral tumors: efficiency of dynamic susceptibility contrast and arterial spin labeling

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Published in 2021 at "Neuroradiology"

DOI: 10.1007/s00234-021-02640-y

Abstract: Dynamic susceptibility contrast (DSC) and arterial spin labeling (ASL) perfusion MRI are applied in pediatric brain tumor grading, but their value for clinical daily practice remains unclear. We explored the ability of ASL and DSC… read more here.

Keywords: perfusion; arterial spin; susceptibility contrast; spin labeling ... See more keywords
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Correlation between dynamic susceptibility contrast perfusion MRI and genomic alterations in glioblastoma

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Published in 2021 at "Neuroradiology"

DOI: 10.1007/s00234-021-02674-2

Abstract: To determine if dynamic susceptibility contrast perfusion MR imaging (DSC-pMRI) can predict significant genomic alterations in glioblastoma (GB). A total of 47 patients with treatment-naive GB (M/F: 23/24, mean age: 54 years, age range: 20–90… read more here.

Keywords: contrast perfusion; genomic alterations; analysis; susceptibility contrast ... See more keywords
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Imaging vascular and hemodynamic features of the brain using dynamic susceptibility contrast and dynamic contrast enhanced MRI

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Published in 2019 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2018.04.069

Abstract: In the context of neurologic disorders, dynamic susceptibility contrast (DSC) and dynamic contrast enhanced (DCE) MRI provide valuable insights into cerebral vascular function, integrity, and architecture. Even after two decades of use, these modalities continue… read more here.

Keywords: susceptibility; contrast; susceptibility contrast; dynamic contrast ... See more keywords
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Differentiation of pilocytic astrocytoma, medulloblastoma, and hemangioblastoma on diffusion-weighted and dynamic susceptibility contrast perfusion MRI

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Published in 2022 at "Medicine"

DOI: 10.1097/md.0000000000031708

Abstract: This study aimed to evaluate the diagnostic performance of dynamic susceptibility contrast (DSC) perfusion magnetic resonance imaging and apparent diffusion coefficient (ADC) for differentiating common posterior fossa tumors, pilocytic astrocytoma (PA), medulloblastoma (MB), and hemangioblastoma… read more here.

Keywords: astrocytoma medulloblastoma; susceptibility contrast; pilocytic astrocytoma; dynamic susceptibility ... See more keywords
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Predicting MGMT Promoter Methylation of Glioblastoma from Dynamic Susceptibility Contrast Perfusion: A Radiomic Approach

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Published in 2020 at "Journal of Neuroimaging"

DOI: 10.1111/jon.12724

Abstract: This study aims to investigate whether radiomic quantitative image features (IFs) from perfusion dynamic susceptibility contrast magnetic resonance imaging (DSC‐MRI) retain sufficient strength to predict O6‐methylguanine–DNA methyltransferase promoter methylation (MGMT_pm) in newly diagnosed glioblastoma (GB)… read more here.

Keywords: susceptibility contrast; promoter methylation; perfusion; dynamic susceptibility ... See more keywords
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Intracranial paragangliomas versus schwannomas: Role of dynamic susceptibility contrast perfusion and diffusion MRI

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Published in 2022 at "Journal of Neuroimaging"

DOI: 10.1111/jon.13002

Abstract: Differentiating paragangliomas from schwannomas and distinguishing sporadic from neurofibromatosis type 2 (NF 2)‐related schwannomas is challenging but clinically important. This study aimed to assess the utility of dynamic susceptibility contrast perfusion MRI (DSC‐MRI) and diffusion‐weighted… read more here.

Keywords: paragangliomas; contrast perfusion; susceptibility contrast; dynamic susceptibility ... See more keywords