Articles with "tof mra" as a keyword



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A comparison of basilar artery diameters measured by T2WI and TOF MR angiography

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Published in 2017 at "Surgical and Radiologic Anatomy"

DOI: 10.1007/s00276-017-1871-6

Abstract: PurposeThe purpose of our study is to compare basilar artery diameters (BAD) measured by T2WI to diameters measured by TOF MR angiography (MRA). By doing this, we hope to understand how compatible these two methodologies… read more here.

Keywords: artery; diameters measured; measured t2wi; t2wi tof ... See more keywords
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High intensity signal in the plaque on routine 3D-TOF MRA is associated with ischemic stroke in the patients with low-grade carotid stenosis

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Published in 2018 at "Journal of the Neurological Sciences"

DOI: 10.1016/j.jns.2017.12.023

Abstract: BACKGROUND AND PURPOSE Carotid artery stenosis is one of the major causes of ischemic strokes. However, degree of stenosis is not always correlated with frequency of ischemic strokes. The aim of this study was to… read more here.

Keywords: ischemic strokes; patients low; high intensity; stenosis ... See more keywords
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Comparison of 3D TOF MR angiographic accuracy in predicting Raymond grade of flow-diverted versus coiled intracranial aneurysms

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Published in 2017 at "Journal of Clinical Neuroscience"

DOI: 10.1016/j.jocn.2017.03.009

Abstract: The accuracy of 3D time of Flight Magnetic Resonance Angiography (TOF MRA) has been studied extensively for following coiled intracranial aneurysms. It is used by many clinicians for non-invasive follow-up because of its adequate sensitivity… read more here.

Keywords: versus; coiled intracranial; tof mra; accuracy ... See more keywords
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Diagnostic Performance of 0.55 T MRI for Intracranial Aneurysm Detection

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Published in 2022 at "Investigative Radiology"

DOI: 10.1097/rli.0000000000000918

Abstract: Objectives Intracranial aneurysm (IA) is the main cause of subarachnoid hemorrhages. Time-of-flight (TOF) magnetic resonance angiography (MRA) at 1.5 T or 3 T magnetic resonance imaging (MRI) is a well-established method for the diagnosis of… read more here.

Keywords: intracranial aneurysm; mri; mra; tof mra ... See more keywords
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Accurate Segmentation of Cerebrovasculature From TOF-MRA Images Using Appearance Descriptors

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Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.2982869

Abstract: Analyzing cerebrovascular changes can significantly lead to not only detecting the presence of serious diseases e.g., hypertension and dementia, but also tracking their progress. Such analysis could be better performed using Time-of-Flight Magnetic Resonance Angiography… read more here.

Keywords: tof mra; mra images; accurate segmentation; segmentation ... See more keywords
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Generative Consistency for Semi-Supervised Cerebrovascular Segmentation From TOF-MRA

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Published in 2022 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2022.3184675

Abstract: Cerebrovascular segmentation from Time-of-flight magnetic resonance angiography (TOF-MRA) is a critical step in computer-aided diagnosis. In recent years, deep learning models have proved its powerful feature extraction for cerebrovascular segmentation. However, they require many labeled… read more here.

Keywords: gcs model; semi supervised; cerebrovascular segmentation; tof mra ... See more keywords
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Attention-Assisted Adversarial Model for Cerebrovascular Segmentation in 3D TOF-MRA Volumes

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Published in 2022 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2022.3186731

Abstract: Cerebrovascular segmentation in time-of-flight magnetic resonance angiography (TOF-MRA) volumes is essential for a variety of diagnostic and analytical applications. However, accurate cerebrovascular segmentation in 3D TOF-MRA is faced with multiple issues, including vast variations in… read more here.

Keywords: attention; cerebrovascular segmentation; segmentation; tof mra ... See more keywords
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The sensitivity and specificity of TOF-MRA compared with DSA in the follow-up of treated intracranial aneurysms

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Published in 2021 at "Journal of NeuroInterventional Surgery"

DOI: 10.1136/neurintsurg-2020-016788

Abstract: Background Time-of-flight magnetic resonance angiography (TOF-MRA) is widely used in detecting intracranial aneurysms (IA), but it is limited and controversial for use during follow-up to assess the outcome of interventional coiling or clipping surgery. Methods… read more here.

Keywords: mra; tof mra; sensitivity specificity;
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Non-enhanced versus low-dose contrast-enhanced renal magnetic resonance angiography at 7 T: a feasibility study

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Published in 2018 at "Acta Radiologica"

DOI: 10.1177/0284185117718399

Abstract: Background Considering the currently reported association between a repetitive application and cumulative dosage of Gadolinium (Gd)-based contrast agents and Gd-deposition in brain tissue as well as the risk for the advent of nephrogenic systemic fibrosis… read more here.

Keywords: low dose; contrast; magnetic resonance; non enhanced ... See more keywords
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Comparison of TOF-MRA and silent scan-MRA in depicting cerebral arteries in patients with Moyamoya disease

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Published in 2019 at "Acta Radiologica"

DOI: 10.1177/0284185118824782

Abstract: Background Silent scan magnetic resonance angiography (silent-MRA) as an arterial spin labeling technique offering sound reduction is insensitive to saturation effect. Time-of-flight (TOF)-MRA has limitations in terms of fine or slow-flow blood vessels due to… read more here.

Keywords: cerebral arteries; silent mra; silent scan; mra ... See more keywords
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High-resolution compressed sensing time-of-flight MR angiography outperforms CT angiography for evaluating patients with Moyamoya disease after surgical revascularization

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Published in 2022 at "BMC Medical Imaging"

DOI: 10.1186/s12880-022-00790-w

Abstract: Background To evaluate the utility of high-resolution compressed sensing time-of-fight MR angiography (CS TOF-MRA) for assessing patients with moyamoya disease (MMD) after surgical revascularization, by comparison with computer tomography angiography (CTA). Methods Twenty patients with… read more here.

Keywords: angiography; resolution; time; tof mra ... See more keywords