Articles with "contrast mri" as a keyword



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3D phase contrast MRI: Partial volume correction for robust blood flow quantification in small intracranial vessels

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Published in 2018 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.26637

Abstract: Recent advances in 3D‐PCMRI (phase contrast MRI) sequences allow for measuring the complex hemodynamics in cerebral arteries. However, the small size of these vessels vs spatial resolution can lead to non‐negligible partial volume artifacts, which… read more here.

Keywords: blood flow; contrast mri; volume; partial volume ... See more keywords
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Optimization of phase‐contrast MRI for the estimation of global cerebral blood flow of mice at 11.7T

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27592

Abstract: To optimize phase‐contrast (PC) MRI for the measurement of global cerebral blood flow (CBF) in the mouse at 11.7T. read more here.

Keywords: blood flow; contrast mri; global cerebral; cerebral blood ... 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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“Wait and scan” management of patients with vestibular schwannoma and the relevance of non-contrast MRI in the follow-up

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Published in 2017 at "Journal of Otology"

DOI: 10.1016/j.joto.2017.08.002

Abstract: Vestibular schwannoma (VS) is a slow-growing benign neoplasm. There has been an evolution in the management of VS from active treatments (microsurgery and stereotactic radiotherapy) to conservative management (wait and scan). Regular MRI scanning is… read more here.

Keywords: management; contrast mri; vestibular schwannoma; wait scan ... See more keywords
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Quantitative phase contrast MRI of penetrating arteries in centrum semiovale at 7T

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Published in 2019 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2019.03.059

Abstract: Pathological changes of penetrating arteries (PA) within the centrum semiovale is an important contributing factor of cerebral small vessel disease (SVD). However, quantitative characterization of the PAs remains challenging due to their sub-voxel sizes. Here,… read more here.

Keywords: pas; phase; contrast mri; centrum semiovale ... See more keywords
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Optimal Dual-VENC Unwrapping in Phase-Contrast MRI

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Published in 2019 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2018.2882553

Abstract: Dual-VENC strategies have been proposed to improve the velocity-to-noise ratio in phase-contrast MRI. However, they are based on aliasing-free high-VENC data. The aim of this paper is to propose a dual-VENC velocity estimation method allowing… read more here.

Keywords: phase contrast; venc; dual venc; contrast mri ... See more keywords
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Image Synthesis in Multi-Contrast MRI With Conditional Generative Adversarial Networks

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Published in 2019 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2019.2901750

Abstract: Acquiring images of the same anatomy with multiple different contrasts increases the diversity of diagnostic information available in an MR exam. Yet, the scan time limitations may prohibit the acquisition of certain contrasts, and some… read more here.

Keywords: multi contrast; conditional generative; contrast mri; synthesis ... See more keywords
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Boosting phase-contrast MRI performance in idiopathic normal pressure hydrocephalus diagnostics by means of machine learning approach.

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Published in 2022 at "Neurosurgical focus"

DOI: 10.3171/2022.1.focus21733

Abstract: OBJECTIVE Phase-contrast MRI allows detailed measurements of various parameters of CSF motion. This examination is technically demanding and machine dependent. The literature on this topic is ambiguous. Machine learning (ML) approaches have already been successfully… read more here.

Keywords: machine; contrast mri; phase contrast; phase ... See more keywords
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Multi-Contrast MRI Image Synthesis Using Switchable Cycle-Consistent Generative Adversarial Networks

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Published in 2022 at "Diagnostics"

DOI: 10.3390/diagnostics12040816

Abstract: Multi-contrast MRI images use different echo and repetition times to highlight different tissues. However, not all desired image contrasts may be available due to scan-time limitations, suboptimal signal-to-noise ratio, and/or image artifacts. Deep learning approaches… read more here.

Keywords: contrast mri; image synthesis; image; synthesis ... See more keywords
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Virtual mouse brain histology from multi-contrast MRI via deep learning

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Published in 2022 at "eLife"

DOI: 10.7554/elife.72331

Abstract: 1H MRI maps brain structure and function non-invasively through versatile contrasts that exploit inhomogeneity in tissue micro-environments. Inferring histopathological information from magnetic resonance imaging (MRI) findings, however, remains challenging due to absence of direct links… read more here.

Keywords: multi contrast; mri; histology; contrast mri ... See more keywords