Results 51 to 60 of about 10,663 (213)

Baroreflex sensitivity in patients with vasovagal syncope [PDF]

open access: yes, 1997
In the present study, we tested the hypothesis that baroreflex sensitivity is reduced in patients with vasovagal syncope compared with normal control ...
Thomson, Helen L.   +2 more
core   +1 more source

Predicting vasovagal reactions to a virtual blood donation using facial image analysis [PDF]

open access: yes, 2022
BACKGROUND: People with needle fear experience not only anxiety and stress but also vasovagal reactions (VVR), including nausea, dizziness, sweating, pallor changes, or even fainting. However, the mechanism behind needle fear and the VVR response are not
Janssen, Mart P.   +13 more
core   +1 more source

Cardioneuroablation in the treatment of neurocardiogenic syncope and functional bradyarrhythmias. A literature review

open access: yesРоссийский кардиологический журнал
Interest in the autonomic regulation of the cardiovascular system does not wane. Changes in autonomic nervous system activity are involved in the pathogenesis of acute and chronic conditions, such as sinus bradycardia, sinus arrest and atrioventricular ...
M. V. Gorev   +3 more
doaj   +1 more source

Pacing for Vasovagal Syncope

open access: yesArrhythmia & Electrophysiology Review, 2018
Vasovagal syncope (VVS) is due to a common autonomic reflex involving the cardiovascular system. It is associated with bradycardia (cardioinhibitory response) and/or hypotension (vasodepressor response), likely mediated by parasympathetic activation and sympathetic inhibition. While generally a situational, isolated and/or self-limited event, for some,
Rakesh, Gopinathannair   +2 more
openaire   +2 more sources

Time‐Resolved Multi‐Omics Identify Biomarkers of Immediate Reactions to mRNA Vaccination

open access: yesAllergy, EarlyView.
We compared early vaccine‐induced immune and metabolic signatures and downstream immunity after second and booster BNT162b2 doses in participants with sARs, ISSRs, or no reactions. Neutrophil mobilization, antiviral programs, and robust anti‐S‐antibody responses occurred across reaction groups.
Ana Olivera   +14 more
wiley   +1 more source

Cardiovascular rhythms in vasovagal syncope [PDF]

open access: yes, 2014
Vasovagal syncope is a disorder of regulation in which different quantities of neural sympathetic and vagal activities interact, resulting in an unstable autonomic profile before the loss of consciousness.
Alberto Porta   +5 more
core   +1 more source

Detección de síncope vasovagal con adaptación de la Escala de Calgary en estudiantes universitarios colombianos

open access: yesUniversidad y Salud, 2021
Introducción: El síncope vasovagal tiene una incidencia entre 10% y 19% en la población general, el primer episodio suele aparecer en la juventud. Objetivo: Estimar la prevalencia de síncope vasovagal en una población universitaria del sur de Colombia ...
Karen Dayanna Penagos-Guio   +5 more
doaj   +1 more source

Code Blue Awareness in Dental Students: A Pilot Project to Develop Awareness in the Clinic

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Introduction The “Code Blue” system is a standardised emergency response protocol designed to ensure rapid intervention in critical medical situations, particularly cardiopulmonary arrest. Although mandatory in Türkiye since 2011, inappropriate activations still occur, often due to limited awareness among healthcare staff, including dental ...
Fatih Oluş, Hüseyin Babun
wiley   +1 more source

A Prospective Study of Adverse Events in Whole Blood and Apheresis Donors at a Tertiary Care Hospital in Western India

open access: yesGlobal Journal of Transfusion Medicine
Background and Objectives: Blood donation is a relatively safe procedure without any discomfort; however, if any unexpected or undesirable effects, i.e., an adverse donor reaction (ADR) does occur, it should be managed promptly and efficiently.
Mamta Shah   +9 more
doaj   +1 more source

Perceived Confidence in Managing Medical Emergencies Among Dental Students: The Significance of Technical Knowledge and Emotional Intelligence

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Aim This study aimed to evaluate the technical, practical and emotional factors associated with the self‐reported confidence of dental students in managing medical emergencies and urgent situations. Materials and Methods A cross‐sectional study was conducted with 100 students enrolled in the clinical courses of a public dentistry programme in ...
Tecianny Nunes de Aquino   +5 more
wiley   +1 more source

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