Results 111 to 120 of about 25,450 (246)

Multifactorial QT Interval Prolongation and Takotsubo Cardiomyopathy

open access: yesCase Reports in Cardiology, 2014
A 71-year-old woman collapsed while working as a grocery store cashier. CPR was performed and an AED revealed torsades de pointes (TdP). She was subsequently defibrillated resulting in restoration of sinus rhythm with a QTc interval of 544 msec.
Michael Gysel   +4 more
doaj   +1 more source

Early afterdepolarisations and ventricular arrhythmias in cardiac tissue: a computational study

open access: yes, 2009
Afterdepolarisations are associated with arrhythmias in the heart, but are difficult to study experimentally. In this study we used a simplified computational model of 1D and 2D cardiac ventricular tissue, where we could control the size of the region ...
Clayton, R.H., Scarle, S.
core   +1 more source

Can smartphone wireless ECGs be used to accurately assess ECG intervals in pediatrics? A comparison of mobile health monitoring to standard 12-lead ECG [PDF]

open access: yes, 2018
BACKGROUND:Arrhythmias in children are often paroxysmal, complicating the ability to capture the abnormal rhythm on routine ECG during an outpatient visit. The Alivecor Kardia Mobile (KM) device is a wireless mobile health (mHealth) device that generates
Dalal, Aarti S   +3 more
core   +2 more sources

Potential health benefits of cold‐water immersion: the central role of PGC‐1α

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Cold‐water immersion (CWI) elicits autonomic, somato‐motoric (shivering thermogenesis), endocrine and metabolic, sensory transduction, and local biophysical effects that may converge on the transcriptional co‐activator PGC‐1α (centre).
Erich Hohenauer   +2 more
wiley   +1 more source

Anestesia e síndrome do QT longo Anestesia e síndrome del QT largo Anesthesia and the long QT syndrome

open access: yesRevista Brasileira de Anestesiologia, 2007
JUSTIFICATIVA E OBJETIVOS: As disritmias cardíacas são fatores importantes de morbimortalidade no período perioperatório. Dentre as causas de disritmias, a síndrome do QT longo, tanto em sua forma genética como adquirida deve ser lembrada, já que muitos ...
Michelle Nacur Lorentz   +1 more
doaj   +1 more source

Human‐derived cardiac‐neural microtissues reveal catecholaminergic polymorphic ventricular tachycardia is also a disease of the sympathetic neuron

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Schematic diagram illustrating the proposed pathway in which regulatory defects might occur in sympathetic neurons derived from hiPSC in catecholaminergic polymorphic ventricular tachycardia (CPVT). Specifically, enhanced calcium transients appeared to derive from three sources: enhanced membrane excitability (due to loss of ...
Ni Li   +19 more
wiley   +1 more source

The classical “R-on-T” phenomenon

open access: yesIndian Heart Journal, 2015
The polymorphic ventricular tachycardia (PVT) is uncommon arrhythmia with multiple causes and has been classified according to whether they are associated with long QT interval or normal QT.
Fatih Oksuz   +9 more
doaj   +1 more source

The effects of age and ganglioside composition on the rate of motor nerve terminal regeneration following antibody-mediated injury in mice [PDF]

open access: yes, 2013
Gangliosides are glycosphingolipids highly enriched in neural plasma membranes, where they mediate a diverse range of functions and can act as targets for auto-antibodies present in human immune-mediated neuropathy sera.
Cunningham, Madeleine E.   +4 more
core   +1 more source

Translating cardiovascular ion channel and Ca2+ signalling mechanisms into therapeutic insights

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend This white paper integrates mechanistic discoveries across ion channel biology, Ca2+ signalling and multiscale cardiovascular physiology to highlight new opportunities for accelerating research and guiding next‐generation therapies. Printed with permission from ®Anita Impagliazzo Medical Illustration. [Correction added on 2 March
Silvia Marchianò   +18 more
wiley   +1 more source

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