Zobrazeno 1 - 10
of 204
pro vyhledávání: '"Transcranial Doppler (TCD)"'
Autor:
Yuanyuan Shen, J. Joep van der Harst, Yanji Wei, Reinoud P. H. Bokkers, J. Marc C. van Dijk, Maarten Uyttenboogaart
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 10 (2022)
This study aims to validate a numerical model developed for assessing personalized circle of Willis (CoW) hemodynamics under pathological conditions. Based on 66 computed tomography angiography images, investigations were obtained from 43 acute aneur
Externí odkaz:
https://doaj.org/article/ef5909a8e9cc4c90af01eb0b13e28aab
Publikováno v:
Frontiers in Neurology, Vol 13 (2022)
IntroductionContrast-enhanced transcranial Doppler (c-TCD) is a noninvasive test with high sensitivity for the detection of a right-to-left shunt (RLS). Currently, there are no reports on the outcomes of unilateral versus bilateral middle cerebral ar
Externí odkaz:
https://doaj.org/article/c0c6c92151604418a3c177fc68d3959e
Publikováno v:
Frontiers in Human Neuroscience, Vol 16 (2022)
Alterations in dural venous sinus hemodynamics have recently been suggested as the major contributing factors in venous pulsatile tinnitus (PT). Nevertheless, little is known about the association between real-time alterations in hemodynamics and the
Externí odkaz:
https://doaj.org/article/7bf62419f3694a0fbab74a97e54d9ec4
Autor:
Ayman Mohamed Nassef, Eman Mahmoud Awad, Ahmed Ali El-bassiouny, Hossam Eldin Mahmoud Afify, Romany Adly Yousef, Mohamed Ahmed Shafik
Publikováno v:
The Egyptian Journal of Neurology, Psychiatry and Neurosurgery, Vol 56, Iss 1, Pp 1-12 (2020)
Abstract Background Atherosclerotic intracranial arterial stenosis (ICAS) is one of the most common causes of stroke worldwide and is associated with a high risk of recurrent stroke. Patients with a recent transient ischemic attack (TIA) or stroke an
Externí odkaz:
https://doaj.org/article/26de9bdfbc9f4b139cf2278daa04b737
Publikováno v:
Robotics, Vol 12, Iss 1, p 21 (2023)
To aid physicians in the precision diagnosis of ailments in the cranial region, we propose an overhead collapsible origami-based mount (Over-COM) with the advantages of being mountable, compact, lightweight, portable, and easy-to-use. The Over-COM ca
Externí odkaz:
https://doaj.org/article/198124ccc5c043a0821a9740d94b5302
Autor:
Francisco Purroy, Enric Sánchez, Albert Lecube, Gloria Arqué, Mikel Vicente-Pascual, Gerard Mauri-Capdevila, Núria Torreguitart, Marta Hernández, Ferrán Barbé, Elvira Fernández, Reinald Pamplona, Cristina Farràs, Dídac Mauricio, Marcelino Bermúdez-López, the ILERVAS project, José Manuel Valdivielso, Serafí Cambray, Eva Castro, Montserrat Martínez-Alonso, Manuel Portero-otín, Mariona Jové, Ferran Rius, Jessica González, Silvia Barril, Gerard Torres, Pere Godoy, Eva Miquel, Marta Ortega, Esmeralda Castelblanco, Josep Franch-Nadal
Publikováno v:
Frontiers in Neurology, Vol 12 (2021)
Background: Little is known about the prevalence of cerebral microangiopathy (CM), which is related to cognitive impairment, in an asymptomatic population. Pulsatility index (PI) is an easily measurable parameter of cerebral vascular resistance in tr
Externí odkaz:
https://doaj.org/article/0ba309dcdfd4489fa8c0dee7016e106b
Autor:
Ana Monteiro, Pedro Castro, Gilberto Pereira, Carmen Ferreira, Farzaneh Sorond, Andrew Milstead, James P. Higgins, Jorge Polónia, Elsa Azevedo
Publikováno v:
Frontiers in Aging Neuroscience, Vol 13 (2021)
The mechanistic link between hypertension, diabetes and cerebral small vessel disease (CSVD) is still poorly understood. We hypothesized that hypertension and diabetes could impair cerebrovascular regulation prior to irreversibly established cerebrov
Externí odkaz:
https://doaj.org/article/9221d0d6ab81403aa6fcd0893e95358e
Akademický článek
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Publikováno v:
Frontiers in Neurology, Vol 11 (2020)
Background: Cerebral autoregulation is crucial in traumatic brain injury, which might be used for determining the optimal intracranial pressure. Cerebral venous thrombosis (CVT) is a cerebral vascular disease with features of high intracranial pressu
Externí odkaz:
https://doaj.org/article/de98481310564b89a32dad90a1d0ec2c
Publikováno v:
Jurnal Neuroanestesi Indonesia, Vol 6, Iss 3, Pp 195-204 (2017)
Transcranial Doppler merupakan salah satu aplikasi dari penggunaan ultrasonografi (USG) sehingga bersifat noninvasif dan mobile. Untuk dapat menggunakan TCD dengan baik maka diperlukan pemahaman mengenai doppler effect yang merupakan dasar perhitunga
Externí odkaz:
https://doaj.org/article/7b32cf83cd4f41c3a60efbfec3bc4d83