Stroke in patients with atrial fibrillation - UpToDate
2023年7月21日 · An ischemic stroke may occur in patients with atrial fibrillation (AF) either as the initial presenting manifestation of AF or despite appropriate antithrombotic prophylaxis. In such patients, a cardiac embolus, most commonly a thrombus originating from the left atrial appendage (LAA), is the cause of the ischemic stroke.
Atrial Fibrillation and Stroke | National Institute of Neurological ...
2024年7月19日 · What are atrial fibrillation and stroke? Atrial fibrillation (AF) describes the rapid, irregular beating of the left atrium or upper chamber of the heart. These fast contractions of the heart are weaker than normal contractions.
Is Atrial Fibrillation (AFib) a Cause of Stroke? - Healthline
2024年5月23日 · AFib is an irregular heartbeat that affects the upper chambers of your heart, which are called the atria. Several conditions may increase your risk of AFib, including: A stroke occurs when...
Atrial Fibrillation and Mechanisms of Stroke | Stroke
2016年1月19日 · Thirty-three million people have atrial fibrillation (AF), a disorder of heart rhythm. 1 Over the past several decades, we have learned that this dysrhythmia originates in the interplay between genetic predisposition, ectopic electrical activity, and abnormal atrial tissue substrate and then feeds back to remodel and worsen tissue substrate and ...
AFib and Stroke - WebMD
2023年4月6日 · Research says there's a direct link between atrial fibrillation (AFib) and stroke. In fact, some studies have shown that people who have AFib are about five times more likely to get a...
Stroke Prevention in Atrial Fibrillation | Circulation - AHA/ASA …
2020年12月14日 · We summarize the major advances in stroke prevention for patients with atrial fibrillation during the past 30 years and focus on novel diagnostic and treatment approaches currently under investigation in ongoing clinical trials.
Atrial fibrillation - Symptoms and causes - Mayo Clinic
2024年3月8日 · Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm. An irregular heart rhythm is called an arrhythmia. AFib can lead to blood clots in the heart. The condition also increases the risk of stroke, heart failure and other heart-related complications.
Atrial Fibrillation - American Stroke Association
Atrial fibrillation, also called afib or af, is a quivering heartbeat or irregular heartbeat that can lead to stroke and other heart-related complications. The American Heart Association explains your risk for atrial fibrillation or afib, the symptoms of atrial fibrillation or afib, diagnosis of atrial fibrillation or afib, treatment of atrial ...
What is Atrial Fibrillation? - American Stroke Association
2023年3月23日 · Atrial fibrillation is a quivering or irregular heartbeat, or arrhythmia. Also known as AFib or AF, it can lead to blood clots, stroke, heart failure and other heart-related complications.
Atrial Fibrillation in Ischemic Stroke | Stroke - AHA/ASA Journals
2012年11月20日 · Atrial fibrillation (AF) is a major modifiable factor associated with a 4- to 5-fold increased risk of ischemic stroke. 1 The attributable risk of stroke for AF increases with age, from 1.5% for those aged 50 to 59 years to nearly 25% for those aged ≥80 years. 1,2 The risk of stroke and AF both increase with age, it is anticipated that there ...