Early Cerebral Hypoperfusion in Patients with Orthostatic Intolerance Without Tachycardia During Head-Up Tilt Test is Independent of Vasovagal Response

Early Cerebral Hypoperfusion in Patients with Orthostatic Intolerance Without Tachycardia During Head-Up Tilt Test is Independent of Vasovagal Response

Background: Cerebral hypoperfusion before syncope has been shown in patients with chronic orthostatic intolerance (OI) without tachycardia, but it is unknown if an initial decrease of cerebral blood flow velocity (CBFv) could be related to the vasovagal response (VVR) to head-up tilt test (HUTT). Ob...

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Autores principales: J. Antonio González-Hermosillo, Alan Rubio-Vega, Karla A. F. González-Olvera, Manuel Sierra-Beltrán, Andrei Kostine, Claudia Lerma
Formato: article
Lenguaje:EN
Publicado: Permanyer 2021
Materias:
Orthostatic intolerance. Reflex syncope. Cerebral hypoperfusion. Head-up tilt test.
Internal medicine
RC31-1245
Acceso en línea:https://doaj.org/article/f146be76a79343a19362a1055d6b3229
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