Results 41 to 50 of about 940,816 (387)

Neuroimaging as a selection tool and endpoint in preclinical and clinical trials [PDF]

open access: yes, 2016
Standard imaging in acute stroke enables the exclusion of non-stroke structural CNS lesions and cerebral haemorrhage from clinical and pre-clinical ischaemic stroke trials. In this review, the potential benefit of imaging (e.g., angiography and penumbral
Macrae, I. Mhairi, Muir, Keith W.
core   +2 more sources

Standardization of MRI Studies Using an Automatic Magnetic Resonance Contrast Agent Injector

open access: yesВестник рентгенологии и радиологии, 2020
The reproducibility of the conditions used during scanning, especially in MRI, is one of the important tasks in radiodiagnosis to obtain standardized data and to correctly assess them over time in the same patient.
V. A. Fokin
doaj   +1 more source

Visualization of Periventricular Collaterals in Moyamoya Disease with Flow-sensitive Black-blood Magnetic Resonance Angiography: Preliminary Experience

open access: yesNeurologia medico-chirurgica, 2015
Fragile abnormal collaterals in moyamoya disease, known as “moyamoya vessels,” have rarely been defined. While flow-sensitive black-blood magnetic resonance angiography (FSBB-MRA) is a promising technique for visualizing perforating arteries, as of this ...
T. Funaki   +7 more
semanticscholar   +1 more source

Vascular CT and MRI: a practical guide to imaging protocols

open access: yesInsights into Imaging, 2018
Non-invasive cross-sectional imaging techniques play a crucial role in the assessment of the varied manifestations of vascular disease. Vascular imaging encompasses a wide variety of pathology.
D. J. Murphy, A. Aghayev, M. L. Steigner
doaj   +1 more source

Simultaneous observations of haemolymph flow and ventilation in marine spider crabs at different temperatures: a flow weighted MRI study [PDF]

open access: yes, 2001
In vivo magnetic resonance imaging (MRI) and angiography were applied to the marine spider crab Maja squinado for a study of temperature effects and thermal tolerance.
Bock, Christian   +3 more
core   +1 more source

A rare cause of myocardial infarction with non-obstructive coronary arteries-case report of ST-segment elevation myocardial infarction caused by a mediastinal mass [PDF]

open access: yes, 2018
© The Author(s) 2018. Published by Oxford University Press on behalf of the European Society of Cardiology. This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org ...
Anwar, Majid   +2 more
core   +2 more sources

Bolus characteristics based on Magnetic Resonance Angiography

open access: yesBioMedical Engineering OnLine, 2006
Background A detailed contrast bolus propagation model is essential for optimizing bolus-chasing Computed Tomography Angiography (CTA). Bolus characteristics were studied using bolus-timing datasets from Magnetic Resonance Angiography (MRA) for adaptive ...
Bi Xiaoming   +13 more
doaj   +1 more source

The multi-modality cardiac imaging approach to the Athlete's heart: an expert consensus of the European Association of Cardiovascular Imaging [PDF]

open access: yes, 2015
The term 'athlete's heart' refers to a clinical picture characterized by a slow heart rate and enlargement of the heart. A multi-modality imaging approach to the athlete's heart aims to differentiate physiological changes due to intensive training in the
Abergel   +91 more
core   +4 more sources

Ghost magnetic resonance angiography [PDF]

open access: yesMagnetic Resonance in Medicine, 2009
AbstractTraditional methods for magnetic resonance angiography (MRA) involve the radiofrequency excitation of vascular spins within a selected region of tissue, followed by gradient localization and imaging of those spins within that same region.
Robert R. Edelman   +3 more
openaire   +3 more sources

Fenestration of the posterior cerebral artery P1-P2 junction: A case report

open access: yesRadiology Case Reports
Fenestration is a rare anatomical variation in the posterior cerebral artery. To the best of our knowledge, there are few reports of fenestrations at the posterior cerebral artery P1-P2 junction.
Hideki Endo, MD, PhD   +1 more
doaj   +1 more source

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