Results 51 to 60 of about 84,800 (290)

Jugular venous reflux and plasma endothelin-1 are associated with cough syncope: a case control pilot study

open access: yesBMC Neurology, 2013
Background Jugular venous reflux (JVR) has been reported to cause cough syncope via retrograde-transmitted venous hypertension and consequently decreased cerebral blood flow (CBF).
Chung Chih-Ping   +8 more
doaj   +1 more source

Etiology, risk factors, and prognosis of patients with syncope: A single‐center analysis

open access: yesAnnals of Noninvasive Electrocardiology, 2021
Objective To investigate the main causes, risk factors, and prognosis of patients hospitalized with syncope. Methods The patients admitted due to syncope were included.
Lin Ling   +3 more
doaj   +1 more source

HAIRDRYER SYNCOPE

open access: yesInternational Journal of Clinical Practice, 1996
SUMMARY Six cases of hairdryer syncope are presented. This is a recurrent phenomenon, never previously described in medical literature, though it has been recognised for some time by some hairdressers. Elderly ladies sit under hood hairdryers at hairdressing salons for periods of up to 30 minutes. We observed that under these circumstances, some ladies
R I, Birkinshaw, A, Gleeson, A J, Gray
openaire   +2 more sources

Deglutition Syncope [PDF]

open access: yesBaylor University Medical Center Proceedings, 2017
Deglutition syncope, also known as swallow syncope, is a neurally mediated reflex syndrome. The common intervention of the heart, esophagus, and stomach by the vagus nerve is central to its pathogenesis, whereby swallowing causes inhibition of the cardiac conduction system.
Patel, Nachiket   +5 more
openaire   +2 more sources

Raman Microscopy at the Organic–Inorganic Interfaces in Human Calcified Aortic Valves Shows the Co‐Existence of Whitlockite Crystals and Carbonated Hydroxyapatite‐Mineralized Collagen Fibrils

open access: yesAdvanced Functional Materials, EarlyView.
This study advances our understanding of aortic valve stenosis by capturing spatially resolved chemical and structural changes at the nanoscale. The findings highlight the potential of combined Raman and electron microscopy for understanding calcification mechanisms across diverse tissue types.
Robin H. M. Van der Meijden   +11 more
wiley   +1 more source

Unusual Cases of Syncope in the Pediatric Age Group

open access: yesCase Reports in Pediatrics, 2021
Syncope is common in the pediatric population and occurs in up to 15 percent of children prior to the end of adolescence. While the etiology of syncope in children is often benign and the majority of cases can be explained by isolated changes in ...
Riti Bhalla   +4 more
doaj   +1 more source

Cough syncope [PDF]

open access: yesRespiratory Medicine, 2014
Loss of consciousness following cough was first described in 1876 as "laryngeal vertigo" Since then, several hundred cases of what is now most commonly termed cough syncope have been reported, often in association with various medical conditions. Some early authors assumed this entity to be a form of epilepsy, but by the mid-20th century, general ...
Dicpinigaitis, Peter V.   +2 more
openaire   +2 more sources

Viscoelasticity‐Induced Controllable Periodic Meso‐Textures of Liquid Crystal Polymers in Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Viscoelasticity‐driven instabilities are harnessed to create tunable, periodic textures in 3D‐printed liquid crystalline polymers. This study illustrates how processing parameters control these spontaneous meso‐scale patterns. These unique structural architectures unlock new possibilities for functional devices, ranging from photonic components to ...
Miaomiao Zou   +17 more
wiley   +1 more source

Syncope in patients with inherited arrhythmias

open access: yesJournal of Arrhythmia, 2017
Syncope, a common symptom of cerebral ischemia often shows a multifactorial etiopathogenesis. Although inherited arrhythmias causing syncope is uncommon, such an occurrence could be a warning sign preceding cardiac arrest.
Yukiko Nakano, Shimizu Wataru
doaj   +1 more source

Twenty-Four-Hour Urinary Sodium Excretion Predicts Therapeutic Effectiveness of Oral Rehydration Saline in Pediatric Vasovagal Syncope [PDF]

open access: gold, 2022
Xiaojuan Du   +10 more
openalex   +1 more source

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