16 träffar

ArticleEchocardiography
Aortic stenosis

…for calcification overlap with risk factors for coronary heart disease (atherosclerosis). The average age at diagnosis of aortic stenosis is 75 years in high income…

ArticleArrhythmias and arrhythmology
Sinus node dysfunction (SND) and sick sinus syndrome (SSS)

…article. A rehearsal follows. Reversible causes of sinus node dysfunction Age related degenerative disease (development of fibrosis) of the sinoatrial node. Myocardial ischemia/infarction. Perimyocarditis…

ArticleEchocardiography
Mitral regurgitation

…Idiopathic degeneration (Barlow's disease), degeneration associated with connective tissue disorders (Marfan syndrome, Ehlers Danlos syndrome), osteogenesis imperfecta typically causes prolapse of P2 (Figure 1…

ArticleEchocardiography
Tricuspid regurgitation (TR/TI)

…1). Carcinoid heart disease. Endocarditis (common in intravenous drug addicts). Myxomatous degeneration. Rheumatic heart disease. Dilatation of the right ventricle. Dilatation of the right atrium…

ArticleArrhythmias and arrhythmology
Acquired QT Prolongation and Drug-Induced Arrhythmia

…is interrupted by a PVC, which serves as the first beat of the polymorphic VT. Sustained episodes may eventually degenerate into ventricular fibrillation (VF). Proarrhythmia…

ArticleCardiology
Management of bradycardia (bradyarrhythmia)

…at high risk of developing atrial fibrillation, and vice versa. The pathophysiological explanation for this may be a general degeneration of the atrial conduction system…

ArticleCardiology
Antiarrhythmic drugs in ventricular tachyarrhythmias

…episodes of sustained VT, VF, or appropriate shocks from an ICD within 24 h. Classification of ventricular tachycardia (VT). ECG showing polymorphic ventricular tachycardia degenerating…