Results 21 to 30 of about 173,780 (335)

Isolated left ventricular non-compaction cardiomyopathy associated with polymorphous ventricular tachycardia mimicking torsades de pointes

open access: yesJournal of Arrhythmia, 2013
Left ventricular non-compaction (LVNC) cardiomyopathy is a rare congenital disorder, classified by the American Heart Association as a primary genetic cardiomyopathy and characterized by multiple trabeculations within the left ventricle.
Oana Dickinson   +6 more
doaj   +1 more source

Syncope with autonomic dysfunction assessed with the Thai-COMPASS 31 questionnaire

open access: yesHeliyon, 2023
Introduction: Alteration of autonomic function is the main pathophysiology of most types of syncope, including syncope due to orthostatic hypotension and neurally mediated syncope or reflex syncope. The aim of this study was to investigate the difference
Nithit Singtokum   +3 more
doaj   +1 more source

Neurovisceral phenotypes in the expression of psychiatric symptoms [PDF]

open access: yes, 2015
This review explores the proposal that vulnerability to psychological symptoms, particularly anxiety, originates in constitutional differences in the control of bodily state, exemplified by a set of conditions that include Joint Hypermobility, Postural ...
Aktas   +132 more
core   +2 more sources

Neurocardiogenic syncope and associated conditions: insight into autonomic nervous system dysfunction

open access: yesTürk Kardiyoloji Derneği Arşivi, 2013
Neurocardiogenic syncope is known to be associated with autonomic nervous system dysfunction, although the mechanism has not been entirely elucidated.
Antoine Kossaify, Kamal Kallab
doaj   +1 more source

Prohormones in the early diagnosis of cardiac syncope [PDF]

open access: yes, 2017
Background--The early detection of cardiac syncope is challenging. We aimed to evaluate the diagnostic value of 4 novel prohormones, quantifying different neurohumoral pathways, possibly involved in the pathophysiological features of cardiac syncope ...
Badertscher, Patrick   +36 more
core   +1 more source

Practical conclusions from the new 2018 ESC Guidelines for the diagnosis and management of syncope

open access: yesMedicína pro praxi, 2019
Synkopa je definována jako přechodná ztráta vědomí v důsledku poklesu prokrvení centrálního nervového systému, charakterizovaná náhlým začátkem, krátkým trváním a kompletním spontánním zotavením.
J. Galuszka   +2 more
semanticscholar   +1 more source

Underlying hemodynamic differences are associated with responses to tilt testing

open access: yesScientific Reports, 2021
Aim of this study was to explore whether differences in resting hemodynamic parameters may be associated with tilt test results in unexplained syncope. We analyzed age, gender, systolic (SBP), diastolic blood pressure (DBP) and heart rate (HR) by merging
Artur Fedorowski   +13 more
doaj   +1 more source

Postsynaptic α1-Adrenergic vasoconstriction is impaired in young patients with vasovagal syncope and is corrected by nitric oxide synthase inhibition [PDF]

open access: yes, 2016
BACKGROUND: Syncope is a sudden transient loss of consciousness and postural tone with spontaneous recovery; the most common form is vasovagal syncope (VVS).
Medow, MS   +6 more
core   +1 more source

Syncope in the older patient: initial evaluation and Emergency Department management according to 2018 European Society of Cardiology guidelines

open access: yesEmergency Care Journal, 2018
The prevalence of syncope increases with advancing age and is associated with significant morbidity and mortality. The diagnosis within this population can be complex due to atypical presentations, amnesia for events, absence of witnesses and the overlap
Andrea Ungar, Martina Rafanelli
doaj   +1 more source

Freeze, Flight, Fight, Fright, Faint: Adaptationist Perspectives on the Acute Stress Response Spectrum [PDF]

open access: yes, 2004
This article reviews the existing evolutionary perspectives on the acute stress response habitual faintness and blood-injection-injury type-specific phobia (BIITS phobia). In this article, an alternative evolutionary perspective, based on recent advances
Bracha, Dr. H. Stefan
core   +1 more source

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