in medical terms what is afib
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- In atrial fibrillation (AFib), the heart’s two small upper chambers (atria) don’t beat the way they should. Instead of beating in a normal pattern, the atria beat irregularly and too fast, quivering like a bowl of gelatin. It’s important for the heart to pump properly so your body gets the oxygen and food it needs. What Is Atrial Fibrillation? Cardiovascular Conditions Your heart has a natural pacemaker, called the “sinus node,” that makes electrical signals. These signals cause the heart to contract and pump blood. With atrial fibrillation, random electrical activity interrupts the normal conduction rhythm. This prevents the atria from properly contracting.
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Atrial Fibrillation (AFib) Symptoms, ECG, and Treatment Medications There are a number of temporary (acute) that can cause atrial fibrillation (AFib). For the most part, when the temporary condition ceases or is treated, AFib usually is resolved. The acute conditions are: Surgery. Lung disease, such as pneumonia. Asthma attacks.
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What are the Symptoms of Atrial Fibrillation (AFib or AF)? The symptoms are generally the same; however the duration of the AFib and underlying reasons for the condition help medical practitioners classify the type of AFib problems. The most common symptom: a quivering or fluttering heartbeat Atrial fibrillation (AFib) is the most common type of irregular heartbeat.The abnormal firing of electrical impulses causes the atria (the top chambers in the heart) to quiver (or fibrillate).View an animation of atrial fibrillation.Additional common symptoms of atrial fibrillation Sometimes people with AFib have no symptoms and their condition is only detectable upon physical examination.Still, others may experience one or more of the following symptoms: 1  General fatigue. 2  Rapid and irregular heartbeat.dditional common symptoms of atrial fibrillation Sometimes people with AFib have no symptoms and their condition is only detectable upon physical examination. Still, others may experience one or more of the following symptoms: 1  General fatigue. 2  Rapid and irregular heartbeat.
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- Atrial fibrillation (A-fib) is a type of cardiac arrhythmia, or irregular heartbeat. In a healthy heart, blood moves into your atria and then into your ventricles. The ventricles are the lower chambers of your heart. From there, blood flows around your body and back to your heart.
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Atrial Fibrillation Atrial fibrillation is a heart rhythm disorder that causes a rapid and irregular heartbeat. The heart is a muscle that has four chambers through which blood flows. The two upper chambers are the atria. The two lower chambers are the ventricles. Atrial fibrillation affects the atria.
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Overview Although atrial fibrillation itself usually isn't life-threatening, it is a serious medical condition that sometimes requires emergency treatment. It may lead to complications. Atrial fibrillation can lead to blood clots forming in the heart that may circulate to other organs and lead to blocked blood flow (ischemia).
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What is Atrial Fibrillation (AFib or AF)? Even though untreated atrial fibrillation doubles the risk of heart-related deaths and is associated with a 5-fold increased risk for stroke, many patients are unaware that AFib is a serious condition.
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Atrial Fibrillation  (AF) Atrial fibrillation (A-tre-al fi-bri-LA-shun), or AF, is the most common type of arrhythmia (ah-RITH-me-ah). An arrhythmia is a problem with the rate or rhythm of the heartbeat.During an arrhythmia, the heart can beat too fast, too slow, or with an irregular rhythm.AF occurs if rapid, disorganized electrical signals cause the heart 's two upper chambers-called the atria (AY-tree-uh) - to fibrillate.n arrhythmia is a problem with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular rhythm. AF occurs if rapid, disorganized electrical signals cause the heart 's two upper chambers-called the atria (AY-tree-uh) - to fibrillate.
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- Atrial Fibrillation Quick Overview. 1  Atrial fibrillation (AFib) is an irregular heartbeat (arrhythmia) often, but not always, resulting in a fast heart beat (greater than 100 bpm) at rest. 2  Causes of AFib are numerous; for example:
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Afib Linked to Sudden Cardiac Death, Too If confirmed, the sudden cardiac death finding adds to our evolving understanding that Afib is not a benign condition, they wrote. Not only does atrial fibrillation predispose to stroke, heart failure, and death, but the arrhythmia per se may increase the risk of death from ventricular tachyarrhythmias.
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Brain Hemorrhage (Brain Bleeding) Atrial fibrillation (AFib) is the most common type of abnormal heart rhythm. Atrial fibrillation or AF can lead to serious heart complications like stroke. Learn about diagnosing and treating AFib.
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Heart Rhythm Disorders (Abnormal Heart Rhythms) Atrial Fibrillation (AFib) Support Group. Atrial fibrillation (AF or afib) is an abnormal heart rhythm (cardiac arrhythmia) which involves the two small, upper heart chambers (the atria).
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ATRIAL FIBRILLATION (A-FIB) In Atrial Fibrillation (A-Fib) the upper part of your heart beats (quivers) faster than the rest of your heart. If you could look inside your chest, the top part of your heart would be shaking like Jell-O or beating more rapidly than the lower section of your heart.
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Epidemiology and Management of New-Onset Atrial Fibrillation Atrial fibrillation (AF) is a common acute or chronic cardiac disorder that can result in significant morbidity and mortality. Its incidence in the United States is increasing. Projections suggest that more than 5.6 million Americans (50% of whom will be ≥80 years of age) will have AF by 2050.
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Atrial fibrillation Atrial fibrillation (AF or A-fib) is an abnormal heart rhythm characterized by rapid and irregular beating.Often it starts as brief periods of abnormal beating which become longer and possibly constant over time. Most episodes have no symptoms.trial fibrillation and a corresponding enlargement of the left atrium may cause an increase in size of the mitral valve annulus. With a sinus rhythm, the mitral annulus undergoes dynamic changes during the cardiac cycle. For example, at the end of diastole the annular area is smaller than at the end of systole.
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Atrial Fibrillation (AFib) 1 Atrial fibrillation (AFib) is an irregular heartbeat (arrhythmia) often, but not always, resulting in a fast heart beat (greater than 100 bpm) at rest. 2  Causes of AFib are numerous; for example: 3  overactive thyroid,
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- Main Article on Atrial fibrillation (AFib) Symptoms and Signs. Atrial Fibrillation Atrial fibrillation or AFib is an abnormality in the heart rhythm which involves irregular and often rapid beating of the heart....learn more ».
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Atrial Fibrillation (AFib) Symptoms, ECG, and Treatment Medications 1 Atrial fibrillation (also referred to as AFib) is the most common type of abnormal heart rhythm. 2  AFib is caused by abnormal electrical discharges (signals) that generate chaotically throughout the upper chambers of the heart (atria).
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Atrial Fibrillation Atrial fibrillation (A-tre-al fi-bri-LA-shun), or AF, is the most common type of arrhythmia (ah-RITH-me-ah). An arrhythmia is a problem with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular rhythm. AF occurs if rapid, disorganized electrical signals cause the heart's two upper chambers—called the atria (AY-tree-uh)—to fibrillate. The term fibrillate means to contract very fast and irregularly.
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What Does It Mean When My Heart Skips a Beat? Atrial fibrillation is a type of arrhythmia, or irregular heartbeat. Cells in your heart make electric signals that cause your ticker to pump at a regular pace. If you have AFib, your heart's two small upper chambers (the atria) don't beat normally. Instead they beat too fast, with the electric signals triggered from different parts of the chambers. That causes a rapid thumping in your chest. You may also have dizziness, sweating, chest pain, or shortness of breath. Or, you might not have any symptoms.
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Atrial Fibrillation: Complications During AFib, the heart's upper chambers, the atria, don't pump all of their blood to the ventricles. Some blood pools in the atria. When this happens, a blood clot (also called a thrombus) can form. If the clot breaks off and travels to the brain, it can cause a stroke.
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What Is Atrial Fibrillation? Home | What is Atrial Fibrillation? Atrial fibrillation, often referred to as afib, is an irregular heartbeat, a rapid heartbeat, or a quivering of the upper chambers of the heart, called the atria. Atrial fibrillation is due to a malfunction in the heart's electrical system, and is the most common heart irregularity, or cardiac arrhythmia.
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Atrial Fibrillation (AF or AFib) AFib is an irregular heartbeat that can lead to stroke and other heart-related complications. Sometimes people with AFib have no symptoms; others may experience one or more of the following symptoms. Usually, the most serious risk from AFib is that it can lead to other medical problems.
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- • Atrial fibrillation (or AFib) is a problem with your heart’s. rhythm5. –AFib is typically characterized by chaotic, disorganized electrical activity. in the upper chambers of the heart. When AFib occurs, the atria (upper. chambers of the heart) fibrillate (beat very fast) resulting in an irregular. heart rhythm5.
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