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13 paź 2023 · A heart arrhythmia (uh-RITH-me-uh) is an irregular heartbeat. 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.
7 mar 2024 · Supraventricular tachycardia (SVT) is a type of irregular heartbeat, also called an arrhythmia. It's a very fast or erratic heartbeat that affects the heart's upper chambers. SVT also is called paroxysmal supraventricular tachycardia. The typical heart beats about 60 to 100 times a minute.
6 mar 2024 · Ventricular tachycardia is a type of irregular heartbeat, called an arrhythmia. It starts in the lower chambers of the heart, called the ventricles. This condition also may be called V-tach or VT. A healthy heart typically beats about 60 to 100 times a minute at rest.
10 paź 2024 · Call 911 immediately. How do heart attack symptoms differ? Fluttering and heart palpitations are telltale signs of arrhythmia, including AFib. Other serious heart problems, such as heart attack, have similar warning signs. A heart attack occurs when blood flow to the heart is blocked.
Pathophysiology |. Symptoms and Signs |. Diagnosis |. Treatment. The normal heart beats in a regular, coordinated way because electrical impulses generated and spread by myocytes with unique electrical properties trigger a sequence of organized myocardial contractions.
Abnormal heart rhythms (arrhythmias) are sequences of heartbeats that are irregular, too fast, too slow, or conducted via an abnormal electrical pathway through the heart. A heart disorder is the most common cause of an abnormal heart rhythm.
3 paź 2024 · Heart Disease. Palpitations & Arrhythmias. Symptoms of Cardiac Arrhythmias. By Richard N. Fogoros, MD. Updated on October 03, 2024. Medically reviewed by Rafle Fernandez, MD. Print. Table of Contents. Classic Symptoms. Other Symptoms. When to See a Healthcare Provider. Frequently Asked Questions.
