Results 11 to 20 of about 6,002 (230)

Transcranial Doppler ultrasonography (uses, limitations, and potentials): a review article

open access: yesEgyptian Journal of Neurosurgery, 2021
Background The additional information that transcranial Doppler can provide as part of a multimodal imaging protocol in many clinical settings has not been evaluated.
Mohammed F.A Ali
doaj   +1 more source

Precautions and Suggestions for Transcranial Doppler Ultrasonography

open access: yesKorean Journal of Clinical Laboratory Science, 2023
Transcranial doppler ultrasonography (TCD) applies a low frequency of 2 MHz to measure the blood flow velocity and waveform within the skull. Medical technologists at several hospitals are conducting these examinations, and education is being imparted in
Kun-Woo KANG   +5 more
doaj   +1 more source

Dialysis headache: characteristics, impact and cerebrovascular evaluation [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2022
Background: Headache is one of the most frequent symptoms that occur during hemodialysis sessions. Despite the high prevalence of dialysis headache, it has been little studied.
Eduardo SOUSA MELO   +4 more
doaj   +1 more source

Transcranial Doppler Ultrasonography. [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 2000
Transcranial Doppler Ultrasonography. Edited by viken l babikianand lawrence r wechsier. (Pp 409, £100.00). Published By Butterworth Heinemann, Oxford, 1999. ISBN0 7506 9969 8. In the 17 years since Aaslid's first description of transcranial Doppler ultrasonography (TCD) the technique has developed from a research tool to a routine clinical ...
openaire   +3 more sources

Transcranial Doppler Ultrasonography as a Diagnostic Tool for Cerebrovascular Disorders

open access: yesFrontiers in Human Neuroscience, 2022
Imaging techniques including transcranial Doppler (TCD), magnetic resonance imaging (MRI), computed tomography (CT), and cerebral angiography are available for cerebrovascular disease diagnosis.
Yuanmei Pan   +3 more
doaj   +1 more source

Relationship between oxygen supply and cerebral blood flow assessed by transcranial Doppler and near-infrared spectroscopy in healthy subjects during breath-holding [PDF]

open access: yes, 2006
Background Breath – holding (BH) is a suitable method for inducing cerebral vasomotor reactivity (VMR). The assessment of VMR is of clinical importance for the early detection of risk conditions and for the follow-up of disabled patients.
LIBONI W   +10 more
core   +1 more source

Stimulus rate increases lateralisation in linguistic and non-linguistic tasks measured by functional transcranial Doppler sonography. [PDF]

open access: yes, 2015
Studies to date that have used fTCD to examine language lateralisation have predominantly used word or sentence generation tasks. Here we sought to further assess the sensitivity of fTCD to language lateralisation by using a metalinguistic task which ...
Woll, Bencie   +9 more
core   +1 more source

No evidence that severity of stroke in internal carotid occlusion is related to collateral arteries [PDF]

open access: yes, 2006
Background/AimThe neurological effects of internal carotid artery (ICA) occlusion vary between patients. The authors investigated whether the severity of symptoms in a large group of patients with ipsilateral or/and contralateral ICA occlusion at ...
?, ?   +4 more
core   +1 more source

Guidelines for ultrasound examination in ophthalmology. Part III: Color Doppler ultrasonography

open access: yesJournal of Ultrasonography, 2019
The aim of this article was to present the possibilities of use and application of color-coded Doppler ultrasonography in the diagnosis of various diseases of the eyeball and orbit which result from vascular disorders. Color-coded Doppler ultrasonography
Monika Modrzejewska
doaj   +1 more source

Study on sex difference of cerebral autoregulation by transcranial Doppler ultrasonography

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2023
Objective To investigate sex difference of dynamic cerebral autoregulation (dCA) in different body positions. Methods A total of 130 healthy adults (65 males and 65 females) who underwent physical examination in Xuanwu Hospital Capital Medical University
CHEN Hong⁃xiu   +5 more
doaj   +1 more source

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