Results 131 to 140 of about 905,763 (403)

Mechanisms of ventricular arrhythmias: from molecular fluctuations to electrical turbulence.

open access: yesAnnual Review of Physiology, 2015
Ventricular arrhythmias have complex causes and mechanisms. Despite extensive investigation involving many clinical, experimental, and computational studies, effective biological therapeutics are still very limited. In this article, we review our current
Z. Qu, J. Weiss
semanticscholar   +1 more source

Osborn Waves: History and Significance [PDF]

open access: yes, 2004
The Osborn wave is a deflection with a dome or hump configuration occurring at the R-ST junction (J point) on the ECG (Fig. 1). In the historical view, different names have been used for this wave in the medical literature, such as “camel-hump sign ...
Atarashi, Hirotsugu   +6 more
core   +2 more sources

Andersen-Tawil syndrome: report of 3 novel mutations and high risk of symptomatic cardiac involvement. [PDF]

open access: yes, 2014
IntroductionAndersen-Tawil syndrome (ATS) is a potassium channelopathy affecting cardiac and skeletal muscle. Periodic paralysis is a presenting symptom in some patients, whereas, in others, symptomatic arrhythmias or prolongation of QT in ...
Bieganowska, Katarzyna   +11 more
core   +2 more sources

A Rare Case of Nitroglycerin Resistant Coronary Arterial Vasospasm During Coronary Artery Bypass Surgery

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background Coronary artery vasospasm following coronary artery bypass grafting (CABG) is a rare but potentially life‐threatening complication that can lead to myocardial ischemia, arrhythmias, and cardiogenic shock. Nitroglycerin‐resistant vasospasm, particularly involving the left main coronary artery (LMCA), poses significant diagnostic and ...
Dina Soliman   +3 more
wiley   +1 more source

Neurogenic disturbances of cardiac rhythm [PDF]

open access: yes, 2014
Arrhythmias are disturbances of electrical activation of the heart and are commonly encountered clinical conditions. Although typically associated with cardiac pathology, they have also been described in stroke and epilepsy.
Loh, Daniel, Pullicino, Patrick
core  

Treatment With Phosphodiesterase 5 Inhibitors and Long‐Term Outcomes in Patients Undergoing Coronary Angiography and Cardiac Catheterization

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Background The effects of phosphodiesterase 5 (PDE5) inhibitors on the incidence of long‐term outcomes in patients with cardiovascular disease are not well understood. Objective: We studied the association between PDE5 inhibitor therapy and the incidence of adverse cardiovascular major adverse cardiovascular events (MACE) in patients ...
Sumon Roy   +5 more
wiley   +1 more source

Increased levels of sST2 in patients with mitral annulus disjunction and ventricular arrhythmias

open access: yesOpen Heart, 2019
Objective Displacement of the mitral valve, mitral annulus disjunction (MAD), is described as a possible aetiology of sudden cardiac death. Stress-induced fibrosis in the mitral valve apparatus has been suggested as the underlying mechanism.
Thor Edvardsen   +13 more
doaj   +1 more source

Left ventricular markers of mortality and ventricular arrhythmias in heart failure patients with cardiac resynchronization therapy

open access: yesEuropean Heart Journal-Cardiovascular Imaging, 2015
Aims Cardiac resynchronization therapy (CRT) reduces morbidity and mortality in heart failure. However, prediction of the outcome remains difficult. We aimed to investigate for echocardiographic predictors of ventricular arrhythmias and fatal outcome and
N. Hasselberg   +6 more
semanticscholar   +1 more source

Revascularization of a Saphenous Vein Graft Ostial Stenosis in a Patient With Marfan Syndrome and a Previous Bentall Procedure Who was Resuscitated From Ventricular Fibrillation

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT A 24‐year‐old male with Marfan syndrome was admitted following an episode of ventricular fibrillation (VF) during exercise. He had previously undergone multiple aortic surgical procedures for symptomatic aortic regurgitation and an ascending aortic false aneurysm.
Shota Tokuno   +2 more
wiley   +1 more source

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