Heart arrhythmia - Symptoms and causes - Mayo Clinic
2023年10月13日 · 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.
Abnormal Heart Rhythms: Types, Causes, Diagnosis, Treatment - Healthline
2023年1月18日 · An abnormal heart rhythm is when your heart beats too fast, too slow, or irregularly. It’s also called an arrhythmia. Your heart contains a complex system of valves, …
Abnormal Heart Rhythm: Causes, Symptoms, and Treatment
2024年9月12日 · Abnormal heart rhythms, or arrhythmia (also called irregular heartbeats), occur when the heart beats too fast, too slow, or irregularly, disrupting its normal function. They can be asymptomatic or cause noticeable symptoms, such as palpitations, dizziness, or shortness of …
Understanding Arrhythmia: Causes, Symptoms, and Treatment Options - WebMD
2023年10月4日 · What Is an Arrhythmia? An arrhythmia (pronounced as “ uh-RITH-me-uh”) is an irregular heartbeat. This means your heart is out of its usual rhythm. About 1.5%-5% of people have arrhythmias. It...
异常心律概述 - 异常心律概述 - 《默沙东诊疗手册大众版》
异常的心脏节律（心律不齐）是指过快、过慢或异常途径的心脏电传导所引起的不规则的心脏跳动。 心脏疾病是引起心律异常的最常见原因。 有时患者能意识到心律不齐，但是很多时候患者仅能感觉到心率异常引起的后果，如无力或昏厥。 诊断以心电图 (ECG) 为依据。 治疗包括恢复心脏正常节律和防止心律失常复发。 心脏是由心肌组织构成，包含四个腔的肌肉器官。 每个心腔的心肌壁按照一定的顺序收缩，在每次心搏耗费尽可能少的能量情况下泵出机体所需的血液。 心肌 …
Arrhythmia: Symptoms & Treatment - Cleveland Clinic
2023年3月20日 · When it detects a very fast, abnormal heart rhythm, it delivers energy to your heart muscle to make it beat in a normal rhythm. This device treats ventricular tachycardia and ventricular fibrillation, two life-threatening heart rhythms.
What is an Arrhythmia? - American Heart Association
2024年9月24日 · Arrhythmias are abnormal heartbeats. The term “arrhythmia” refers to any change from the normal sequence of electrical impulses. Some arrhythmias are so brief (such as a temporary pause or premature beat) that the overall heart rate or rhythm isn’t greatly affected.
Heart arrhythmia - Diagnosis and treatment - Mayo Clinic
2023年10月13日 · Tests to diagnose a heart arrhythmia may include: Electrocardiogram (ECG or EKG). This quick test measures the electrical activity of the heart. It can show how fast or how slow the heart is beating. Sticky patches called sensors are attached to the chest and sometimes to the arms or legs.
Overview of Abnormal Heart Rhythms - The Merck Manuals
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.
Symptoms, Diagnosis and Monitoring of Arrhythmia | American Heart …
2024年10月10日 · The American Heart Association helps you understand the causes of abnormal heart rhythms or arrhythmias, signs of an arrhythmia, how an arrhythmia is diagnosed and how to monitor arrhythmias. Arrhythmias should be evaluated thoroughly by your health care team.