Results 261 to 270 of about 116,699 (313)
Symptomatic Conduction System Disease in Cardiac Amyloidosis
Symptomatic conduction system disease in cardiac amyloidosis and its management has been reported infrequently. We report our experience of patients with amyloidosis having symptomatic conduction system disease requiring permanent pacemaker implantation.
Verghese Mathew +3 more
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Cardiac MRI Findings in Patients presenting With Advanced Conduction System Disease
H. Jumaah +7 more
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Hereditary Long QT Syndrome Associated with Cardiac Conduction System Disease
This report describes the cardiac conduction abnormalities, detected by invasive electrophysiological study, in two identical siblings with symptomatic congenital long QT syndrome. Both patients had evidence of intra‐Hisian conduction delay in response to programmed atrial stimulation and pacing induced infranodal block was seen in one of the two ...
Arnold J. Greenspon +4 more
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Can Cardiac Conduction System Disease Be Prevented?
Cardiac conduction system disorders on the electrocardiogram (ECG) are common. Left bundle branch block (LBBB) is associated with adverse outcomes, and variants previously considerednormal, suchas rightbundlebranchblock (RBBB),1 left anterior fascicularblock,2orPR intervalprolongation,3may also portend morbidity andmortality. At present, no paradigm to
Sanjiv M. Narayan +2 more
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Cardiac conduction system disease after transcatheter aortic valve replacement
Transcatheter aortic valve replacement (TAVR) is a rapidly-evolving technology for patients with severe, calcific aortic stenosis. Although these procedures lessen many of the risks and complications of open surgical aortic valve replacement, there remain challenges with TAVR including electrophysiologic complications.
Benjamin A. Steinberg +4 more
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Transthyretin cardiac amyloidosis (ATTR-CA) is an increasingly recognized infiltrative cardiomyopathy in which conduction system disease is common. The aim of our study was to define the incidence and prevalence of high-grade atrioventricular (AV) block requiring pacemaker implantation in our quaternary referral center.
Eoin Donnellan +8 more
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Genetic studies of families with inherited cardiac rhythm disturbances have established a molecular basis for ventricular arrhythmogenic disorders. Genes responsible for the long QT syndrome, Brugada syndrome, and polymorphic ventricular tachycardia have been identified.
Michael H. Gollob +3 more
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Conduction System Disease in Fetuses Evaluated for Irregular Cardiac Rhythm
<i>Objectives:</i> To determine the prevalence of 1st and 2nd degree AV block in fetuses with an irregular cardiac rhythm, and to summarize outcome of these pregnancies. <i>Background:</i> The diagnosis of irregular cardiac rhythm or ‘skipped beats’ includes isolated ectopy that resolves spontaneously.
Bettina F. Cuneo +3 more
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Rhythmic beating of the heart is driven by a small subset of heart cells, altogether known as the cardiac conduction system (CCS). The CCS consists of unique components including the sinoatrial node (SAN), the atrioventricular node (AVN), the bundle of His, bundle branches and Purkinje fiber (PF) system.
Benjamin Beyersdorf +3 more
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