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Defibrillation is a process in which an electrical device called a defibrillator sends an electric shock to the heart to …
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Ventricular fibrillation (VF) is a severely abnormal heart rhythm (arrhythmia) that can be life-threatening. Causes The heart pumps blood to …
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Premature ventricular contractions (PVCs) are premature heartbeats originating from the ventricles of the heart. Premature ventricular contractions are premature because …
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Ventricular tachycardia (VT) refers to any rhythm faster than 100 beats per minute arising distal from the bundle of His. …
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Premature ventricular contractions (PVCs) are premature heartbeats originating from the ventricles of the heart. Premature ventricular contractions are premature because …
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Atrial fibrillation describes an irregular and often rapid heart rhythm. The irregular rhythm, or arrhythmia, results from abnormal electrical impulses …
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Atrial flutter is an abnormality of the heart rhythm, resulting in a rapid and sometimes irregular heartbeat. Such abnormalities, whether …
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Definition Sick sinus syndrome is the name for a group of heart rhythm problems (arrhythmias) in which the sinus node …
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A cardiac dysrhythmia is any disturbance in the normal rhythm of the electrical excitation of the heart. It can be …
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Tachycardia is a faster than normal heart rate. A healthy adult heart beats 60 to 100 times a minute when …
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