Results 31 to 40 of about 5,416 (214)

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

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

Transcranial Doppler analysis based on computer and artificial intelligence for acute cerebrovascular disease

open access: yesMathematical Biosciences and Engineering, 2023
Cerebrovascular disease refers to damage to brain tissue caused by impaired intracranial blood circulation. It usually presents clinically as an acute nonfatal event and is characterized by high morbidity, disability, and mortality. Transcranial Doppler (
Lingli Gan   +3 more
doaj   +1 more source

Evaluation of cerebral hemodynamic status in patients with unilateral symptomatic carotid artery stenosis during motor tasks, through use of transcranial Doppler sonography [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2022
Background: Carotid artery stenosis increases cerebral ischemic event risk through changing different cerebral hemodynamic parameters. Objective: To investigate how cerebral hemodynamics in the M1 segment of middle cerebral artery change in patients with
Aysel MILANLIOGLU   +3 more
doaj   +1 more source

Silent Infarcts with Sickle Cell Anemia

open access: yesPediatric Neurology Briefs, 2002
The effect of transfusion therapy on the risk for new silent infarct or stroke in children with sickle cell anemia and abnormal transcranial Doppler (TCD) ultrasonography was determined at the University of Miami, FL, and other centers in the STOP trial (
J Gordon Millichap
doaj   +1 more source

Streptococcus pneumoniae Meningitis and Intracranial Vasculopathy: Clinical Correlation with Improving Transcranial Doppler Hemodynamics

open access: yesCase Reports in Neurology, 2020
Streptococcus pneumoniae are Gram-positive bacteria that are responsible for many types of illnesses including pneumonia, sinus infections, and community-acquired meningitis. One important complication of bacterial meningitis is intracranial vasculopathy.
Mohamad Imran Idris   +3 more
doaj   +1 more source

Evaluation of vasomotor response in ophthalmic migraine patients [PDF]

open access: yesRomanian Journal of Neurology, 2016
Introduction. Hemodynamic changes of the cerebral arteries in ophthalmic migraine may be an important pathophysiological mechanism of the disease. The nitric oxide (NO) synthesis plays a significant role in hemodynamic changes due to vasodilatation ...
Adriana Bulboaca   +2 more
doaj   +1 more source

Diagnostic value of transcranial ultrasonography for selecting subjects with large vessel occlusion: a systematic review

open access: yesThe Ultrasound Journal, 2019
Introduction A number of pre-hospital clinical assessment tools have been developed to triage subjects with acute stroke due to large vessel occlusion (LVO) to a specialised endovascular centre, but their false negative rates remain high leading to ...
Daria Antipova   +3 more
doaj   +1 more source

Genetic, laboratory and clinical risk factors in the development of overt ischemic stroke in children with sickle cell disease

open access: yesHematology, Transfusion and Cell Therapy, 2018
Cerebrovascular disease, particularly stroke, is one of the most severe clinical complications associated with sickle cell disease and is a significant cause of morbidity in both children and adults.
André Rolim Belisário   +3 more
doaj   +1 more source

Abnormal transcranial Döppler ultrasonography in children with sickle cell disease

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2012
BACKGROUND: Stroke is a potentially fatal complication of sickle cell disease in children between 2-16 years and transcranial Döppler has been recommended as a screening method in these cases.
Ana Claudia Celestino Bezerra Leite   +4 more
doaj   +1 more source

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