Results 21 to 30 of about 23,457 (242)

Brazilian Guidelines for transcranial doppler in children and adolescents with sickle cell disease

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2011
BACKGROUND: Sickle cell disease is the most common monogenic hereditary disease in Brazil. Although strokes are one of the main causes of morbidity and mortality in these patients, the use of transcranial Doppler to identify children at risk is not ...
Clarisse Lopes de Castro Lobo   +20 more
doaj   +1 more source

The effects of chronic trans-resveratrol supplementation on aspects of cognitive function, mood, sleep, health and cerebral blood flow in healthy, young humans [PDF]

open access: yes, 2015
Single doses of resveratrol have previously been shown to increase cerebral blood flow (CBF) with no clear effect on cognitive function or mood in healthy adults.
Haskell, Crystal   +11 more
core   +1 more source

Patent foramen ovale closure in India; Feasibility, challenges and mid-term outcomes

open access: yesIndian Heart Journal, 2021
Patent foramen ovale closure (PFO) is an underutilized therapy, and our study explored the challenges and feasibility of PFO closure in the Indian setting.Eighty patients with Embolic Stroke of Undetermined Source (ESUS) were screened by transcranial ...
Viji S. Thomson   +9 more
doaj   +1 more source

Transcranial Doppler ultrasound [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 1999
Transcranial Doppler ultrasound allows measurements of blood flow velocity to be made from the basal intracerebral vessels. The major advantages of transcranial Doppler ultrasound are that it is non-invasive, relatively cheap, can be performed with portable machines, allows monitoring for prolonged periods, and has a high temporal resolution making it ...
openaire   +4 more sources

Perioperative stroke during carotid endarterectomy: benefits of multimodal neuromonitoring - a case report

open access: yesBMC Neurology, 2022
Background Carotid endarterectomy is routinely performed after ischemic stroke due to carotid stenosis. Perioperative, cerebral blood flow and oxygenation can be monitored in different ways, but there is no clear evidence of a gold standard and a uniform
D. M. Michels   +2 more
doaj   +1 more source

Imaging Cerebral Arteries Tortuosity and Velocities by Transcranial Doppler Ultrasound Is a Reliable Assessment of Brain Aneurysm in Mouse Models

open access: yesStroke: Vascular and Interventional Neurology, 2023
Background During the past few decades, several pathophysiological processes contributing to intracranial aneurysm (IA) rupture have been identified, including irregular IA shape, altered hemodynamic stress within the IA, and vessel wall inflammation ...
Héloïse Lebas   +7 more
doaj   +1 more source

Cerebral artery dilatation maintains cerebral oxygenation at extreme altitude and in acute hypoxia : an ultrasound and MRI study [PDF]

open access: yes, 2011
Transcranial Doppler is a widely used noninvasive technique for assessing cerebral artery blood flow. All previous high altitude studies assessing cerebral blood flow (CBF) in the field that have used Doppler to measure arterial blood velocity have ...
Hirani, Shashivadan P.   +61 more
core   +1 more source

Vasospasm is a significant factor in cyclosporine-induced neurotoxicity: Case report

open access: yesBMC Neurology, 2010
Background The aetiology of central nervous system lesions observed in cerebral cyclosporine neurotoxicity remains controversial. Case presentation We report a 48-year-old woman with a non-severe aplastic anaemia who presented with stroke-like episodes ...
Span Lambert FR   +4 more
doaj   +1 more source

Cerebrovascular Reserve Estimation

open access: yesОбщая реаниматология, 2010
Estimation of the cerebrovascular reserve by transcranial ultrasound Doppler study on an original device and by physiological load tests may be used in cardiology, neurology, neurosurgery, and neuroreanimatology to evaluate cerebrovascular insufficiency ...
T. M. Ripp, E. G. Ripp, V. F. Mordovin
doaj   +1 more source

Transcranial Doppler. [PDF]

open access: yesStroke, 1988
TCD recording of flow velocities in intracranial vessels was first described by Aaslid in 1982. The utility of this instrument becomes more apparent as it is used in different clinical settings and compared with angiographic findings (Figures 1 and 2).
L D, DeWitt, L R, Wechsler
openaire   +2 more sources

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