Results 11 to 20 of about 951,958 (288)

Arterial Obstruction on Computed Tomographic or Magnetic Resonance Angiography and Response to Intravenous Thrombolytics in Ischemic Stroke [PDF]

open access: yesStroke, 2016
Background and Purpose— Computed tomographic angiography and magnetic resonance angiography are used increasingly to assess arterial patency in patients with ischemic stroke.
Grant Mair   +14 more
semanticscholar   +4 more sources

Reversible cerebral vasoconstriction syndrome associated with tetrodotoxin poisoning: A case report

open access: yesJournal of the American College of Emergency Physicians Open, 2021
An 81‐year‐old woman with a history of hypertension and Alzheimer's disease presented to the emergency department because of impaired consciousness. Physical examination revealed acute progressive generalized flaccid paralysis, hypertension, respiratory ...
Eiichi Kakehi   +10 more
doaj   +1 more source

Research Progress of High-resolution Magnetic Resonance Vessel Wall Imaging in the Identification of Intracranial Arterial Stenosis Etiology

open access: yesCT Lilun yu yingyong yanjiu, 2023
Ischemic stroke caused by intracranial arterial stenosis (ICAS) is characterized by high morbidity and mortality. Conventional clinical examination methods include transcranial Doppler ultrasound, CT angiography, magnetic resonance angiography, and X-ray
Xiaoyi LIN, Ningping JIANG
doaj   +1 more source

MRI Visualization of Whole Brain Macro- and Microvascular Remodeling in a Rat Model of Ischemic Stroke: A Pilot Study [PDF]

open access: yes, 2020
Using superparamagnetic iron oxide nanoparticles (SPION) as a single contrast agent, we investigated dual contrast cerebrovascular magnetic resonance imaging (MRI) for simultaneously monitoring macro- and microvasculature and their association with ...
Cho, Hyungjoon   +3 more
core   +1 more source

Use of magnetic resonance angiography to select candidates with recently symptomatic carotid stenosis for surgery: systematic review [PDF]

open access: yes, 2002
Objective To determine if sufficient evidence exists to support the use of magnetic resonance angiography as a means of selecting patients with recently symptomatic high grade carotid stenosis for surgery.
Airey, C.M.   +9 more
core   +1 more source

A comparison between magnetic resonance angiography at 3 teslas (time-of-flight and contrast-enhanced) and flat-panel digital subtraction angiography in the assessment of embolized brain aneurysms

open access: yesClinics, 2011
PURPOSE: To compare the time-of-flight and contrast-enhanced- magnetic resonance angiography techniques in a 3 Tesla magnetic resonance unit with digital subtraction angiography with the latest flat-panel technology and 3D reconstruction in the ...
Guilherme S. Nakiri   +5 more
doaj   +1 more source

Rationale and design of the Clinical Evaluation of Magnetic Resonance Imaging in Coronary heart disease 2 trial (CE-MARC 2): a prospective, multicenter, randomized trial of diagnostic strategies in suspected coronary heart disease [PDF]

open access: yes, 2015
Background: A number of investigative strategies exist for the diagnosis of coronary heart disease (CHD). Despite the widespread availability of noninvasive imaging, invasive angiography is commonly used early in the diagnostic pathway.
Berry, Colin   +9 more
core   +1 more source

Imaging findings and cerebral perfusion in arterial ischemic stroke due to transient cerebral arteriopathy in children [PDF]

open access: yesEinstein (São Paulo), 2012
We report the case of a 4-year-old female child who developed an arterial ischemic stroke in the left middle cerebral artery territory, due to a proximal stenosis of the supraclinoid internal carotid artery, most probably related to transient cerebral ...
Alcino Alves Barbosa Junior   +2 more
doaj   +1 more source

Playing the odds in clinical decision making: lessons from berry aneurysms undetected by magnetic resonance angiography [PDF]

open access: yes, 2001
No description ...
Barnes, Philip R J   +4 more
core   +2 more sources

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