Arrhythmias - StatPearls - NCBI Bookshelf
2023年6月5日 · Arrhythmia entails a broad spectrum of disorders of heart rate and rhythm abnormalities. Arrhythmia is broadly categorized into bradyarrhythmias and tachyarrhythmia based on the heart rate. They are further divided according to the origin, means of transmission, and syndromes associated with it.
Atrial Fibrillation Pathophysiology | Circulation
2011年11月15日 · This article reviews the basic pathophysiology of AF over a broad range of levels, touching on the tissue mechanisms that maintain the arrhythmia, the relationship between clinical presentation and basic mechanisms, ion channel and transporter abnormalities that lead to ectopic impulse formation, basic models and tissue determinants of reentry ...
Heart arrhythmia - Symptoms and causes - Mayo Clinic
2023年10月13日 · A heart arrhythmia occurs when the electrical signals that tell the heart to beat don't work properly. The heart may beat too fast or too slow. Or the pattern of the heartbeat may be inconsistent.
Overview of Arrhythmias - Overview of Arrhythmias - MSD ...
Pathophysiology of Arrhythmias Rhythm disturbances result from abnormalities of impulse formation, impulse conduction, or both. Bradyarrhythmias result from decreased intrinsic pacemaker function or blocks in conduction, principally …
Atrial Fibrillation - StatPearls - NCBI Bookshelf
2023年4月26日 · Outline the pathophysiology of atrial fibrillation. Summarize the treatment and management options available for atrial fibrillation. Explain the interprofessional team strategies for improving care coordination and communication regarding the management of patients with atrial fibrillation.
The Clinical Profile and Pathophysiology of Atrial Fibrillation:
2014年4月25日 · Atrial fibrillation (AF) is the most common arrhythmia (estimated lifetime risk, 22%–26%). The aim of this article is to review the clinical epidemiological features of AF and to relate them to underlying mechanisms.
Pathophysiology of Cardiac Arrhythmias: Arrhythmogenesis and ...
Failure of maintenance of normal sinus rhythm often results in adverse or no heart rhythm, a term referred to as “arrhythmias.” These can result in the heart rate being too fast (“tachy-”) or too slow (“brady-”) and alter blood flow resulting in patient morbidities and mortalities.