Results 71 to 80 of about 53,127 (203)

Electrocardiographic manifestation of cardiac repolarization dispersion [PDF]

open access: yes, 2019
Alterations of repolarization heterogeneity in the heart have been established as anAlterations of repolarization heterogeneity in the heart have been established as ...
Sedova Ksenia
core  

Adrenal and extra-adrenal pheochromocytomas presenting as life-threatening ventricular arrhythmias: Report of three cases

open access: yesIndian Heart Journal, 2016
Pheochromocytoma patients can rarely have prolonged QT interval in the ECG. We report three cases of pheochromocytoma in females presenting with ventricular arrhythmia; two had torsades de pointes and a third patient had frequent VPCs and nonsustained ...
Sai Satish Oruganti
doaj   +1 more source

Newly identified NO-sensor guanylyl cyclase/connexin 43 association is involved in cardiac electrical function [PDF]

open access: yes, 2017
Background: Guanylyl cyclase, a heme-containing alpha 1 beta 1 heterodimer (GC1), produces cGMP in response to Nitric oxide (NO) stimulation. The NO-GC1-cGMP pathway negatively regulates cardiomyocyte contractility and protects against cardiac ...
Beuve, Annie   +7 more
core   +2 more sources

Long QT interval in resting electrocardiogram – and what next? Sports cardiologist’s pointofview. Part 1. From electrophysiology to diagnostics

open access: yesPediatria i Medycyna Rodzinna, 2014
Electrocardiography is the most common and available cardiovascular diagnostic procedure and an important tool in everyday clinical practice of a family physician. Electrocardiogram interpretation is therefore an invaluable clinical skill.
Zbigniew Krenc
doaj   +1 more source

Shortening of the Short Refractory Periods in Short QT Syndrome. [PDF]

open access: yes, 2017
BACKGROUND: Diagnosis of short QT syndrome (SQTS) remains difficult in case of borderline QT values as often found in normal populations. Whether some shortening of refractory periods (RP) may help in differentiating SQTS from normal subjects is unknown.
Cardin, C   +10 more
core   +3 more sources

Peculiarities of vegetative regulation of heart activity and diurnal profile of blood pressure in patients with acute myocardial infarction, complicated by left ventricle aneurysm

open access: yesZaporožskij Medicinskij Žurnal, 2015
In patients with myocardial infarction indexes of vegetative regulation of heart activity and diurnal blood pressure profile are connected with complicated trend of the disease. Aim.
S. M. Kyselov
doaj   +1 more source

Rivastigmine and QT interval prolongation [PDF]

open access: yesBritish Journal of Psychiatry, 2003
Walsh & Dourish ( [2002][1]) reported that a 78-year-old man, receiving a number of medications and with a history of myocardial infarction and hypokalaemia, developed an abnormal QTc interval a week after starting rivastigmine treatment.
openaire   +1 more source

Systems Pharmacology [PDF]

open access: yes, 2008
The slides are from a presentation given by Professor Ravi Iyengar from Mount Sinai School of Medicine at the Drug Forum Meeting #9 that took place in Washington, DC on February 20-21, 2008.
Ravi Iyengar
core   +2 more sources

TpTe and TpTe/QT: novel markers to predict sudden cardiac death in ESRD?

open access: yesBrazilian Journal of Nephrology, 2018
Introduction: Reliable markers to predict sudden cardiac death (SCD) in patients with end stage renal disease (ESRD) remain elusive, but echocardiogram (ECG) parameters may help stratify patients.
Basil M. Saour   +11 more
doaj   +1 more source

Patients with Long-QT Syndrome Caused by Impaired hERG -Encoded Kv11.1 Potassium Channel Have Exaggerated Endocrine Pancreatic and Incretin Function Associated with Reactive Hypoglycemia [PDF]

open access: yes, 2017
Background: Loss-of-function mutations in hERG (encoding the Kv11.1 voltage-gated potassium channel) cause long-QT syndrome type 2 (LQT2) because of prolonged cardiac repolarization.
Christiansen, Michael   +14 more
core   +3 more sources

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