arrhythmia

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Written by Chen Ya
Geriatrics
1min 28sec home-news-image

How to treat arrhythmia?

The treatment of arrhythmias should be based on the symptoms of the patients with arrhythmias, the type of arrhythmias, and their impact on hemodynamics. Control of arrhythmias during episodes involves removing the cause and focus of the disease and preventing recurrence, which can be divided into non-pharmacological and pharmacological treatments. Non-pharmacological treatments include methods such as eyeball compression, carotid sinus massage, pinching the nose to exhale forcefully and hold breath to reflexively excite the vagus nerve, along with electrical treatments like electrical cardioversion, defibrillation, pacemaker implantation, and ablation surgery. There are mainly four types of drugs used: sodium channel blockers; beta-adrenergic blockers; drugs selectively prolonging the repolarization process, such as amiodarone; and calcium channel blockers. However, long-term use of these antiarrhythmic drugs can have varying degrees of side effects, and severe cases can cause ventricular arrhythmias or cardiac conduction block which can be fatal. Therefore, in clinical application, it is essential to strictly control the indications, monitor for adverse reactions, and rigorously follow the doctor's orders.

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Written by Zhang Yue Mei
Cardiology
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Causes of arrhythmia

Arrhythmia is a common and frequently occurring disease in clinical practice, primarily caused by various organic heart diseases. Common heart diseases include coronary heart disease, congenital heart disease, rheumatic heart disease, pulmonary heart disease, severe myocarditis, and cardiomyopathy, all of which can lead to arrhythmias that are generally severe. Arrhythmias can also occur in some healthy individuals due to instability of the autonomic nervous system. This type of arrhythmia can be clinically cured through lifestyle adjustments, appropriate exercise, and improvements in myocardial contractility and conductivity.

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Written by Wang Li Bing
Intensive Care Medicine Department
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What department should I go to for arrhythmia?

Arrhythmia is generally treated in the department of cardiovascular medicine. What is arrhythmia? It mainly refers to abnormalities in the frequency, rhythm, origin, conduction speed, or excitation sequence of the heart's impulses. Based on the principles of arrhythmia occurrences, it can be divided into two major categories: abnormalities in impulse formation and abnormalities in impulse conduction. Abnormalities in impulse formation include sinus arrhythmias and ectopic rhythms, while abnormalities in impulse conduction include interference atrioventricular dissociation, sinoatrial conduction block, intra-atrial conduction block, atrioventricular conduction block, and bundle branch block, among others.

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Written by Wang Li Bing
Intensive Care Medicine Department
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Is ventricular arrhythmia serious?

Arrhythmias are primarily divided into sinus arrhythmias, atrial arrhythmias, and ventricular arrhythmias. Among these, ventricular arrhythmias are further categorized into ventricular premature contractions, ventricular tachycardia, ventricular flutter, and ventricular fibrillation. Ventricular flutter and ventricular fibrillation are fatal types of arrhythmias. Patients generally experience loss of consciousness, generalized convulsions, and even cessation of breathing and death. If ventricular fibrillation occurs, it is imperative to immediately perform defibrillation and cardiopulmonary resuscitation, among other emergency interventions.

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Written by Chen Ya
Geriatrics
45sec home-news-image

Arrhythmia refers to what?

Arrhythmia refers to the abnormal origination or conduction of impulses in the heart due to abnormal activation of the sinoatrial node, slow conduction, blockages, or passage through abnormal pathways, leading to abnormalities in the frequency and/or rhythm of the heartbeat. Arrhythmias are a significant group of cardiovascular diseases. They can occur alone or in conjunction with other cardiovascular diseases. The prognosis of arrhythmias depends on their causes, triggers, trends in progression, and whether they lead to severe hemodynamic disturbances, potentially causing sudden death or continuous impairment of heart function leading to heart failure.

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Written by Chen Ya
Geriatrics
45sec home-news-image

Does arrhythmia cause nausea?

Mild arrhythmias, such as sinus bradycardia, sinus arrhythmia, occasional atrial premature contractions, and first-degree atrioventricular block, have minimal impact on hemodynamics, so they generally do not show obvious clinical symptoms. In cases of severe arrhythmias, such as sick sinus syndrome, rapid atrial fibrillation, paroxysmal supraventricular tachycardia, and sustained ventricular tachycardia, significant arrhythmias affect hemodynamics, reduce blood flow, and cause mesenteric artery spasm, which can lead to clinical manifestations of gastrointestinal ischemia, such as nausea, and even bleeding, ulcers, or paralysis.

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Written by Chen Ya
Geriatrics
1min 10sec home-news-image

What department should one go to for arrhythmia?

Arrhythmia is an important group of diseases among cardiovascular diseases. It can occur on its own or in conjunction with other cardiovascular diseases, thus it mainly requires consulting a department of cardiology. However, due to other causes such as electrolyte or endocrine disorders, anesthesia, hypothermia, thoracic or cardiac surgery, drug effects, and central nervous system diseases, the assistance of endocrinologists and neurologists is needed for diagnosis and treatment. Sometimes, the arrhythmia might be caused by endocrine disorders, such as thyroid diseases or hypoglycemic symptoms in diabetes, necessitating a consultation with the department of endocrinology. If symptoms like transient blindness, fainting, dizziness, or convulsions occur, it is essential to consider brain-related diseases, such as epilepsy or transient insufficient brain blood supply, and consult the department of neurology to make a differential diagnosis.

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Written by Chen Ya
Geriatrics
59sec home-news-image

Arrhythmia is what kind of disease

Arrhythmia is caused by abnormal excitation of the sinoatrial node or excitation originating outside the sinoatrial node, where the propagation of excitation is slow, blocked, or conducted through abnormal channels, leading to abnormalities in the frequency and/or rhythm of heartbeats due to origins and (or) conduction disorders of cardiac activity. Arrhythmia is an important group of diseases within cardiovascular diseases. It can occur independently or in conjunction with other cardiovascular diseases. Its prognosis is related to the causes, inducing factors, and evolutionary trends of the arrhythmia, and whether it leads to severe hemodynamic disturbances. It can cause sudden death or continuously affect the heart leading to its failure.

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Written by Chen Ya
Geriatrics
1min 4sec home-news-image

Do arrhythmias need treatment?

The treatment of arrhythmias should be based on the symptoms of the patient, the type of arrhythmia, and its impact on hemodynamics to determine if treatment is necessary. For instance, mild sinus bradycardia, irregular sinus rhythm, occasional atrial premature contractions, and first-degree atrioventricular block have minimal impact on hemodynamics. Therefore, if there are no obvious clinical symptoms and no cardiac structural disease, temporary drug treatment may not be required. However, severe arrhythmias such as sick sinus syndrome, rapid atrial fibrillation, paroxysmal supraventricular tachycardia, and persistent ventricular tachycardia can cause palpitations, chest tightness, dizziness, low blood pressure, severe sweating, and in severe cases, syncope, Adams-Stokes syndrome, or even sudden death, which require immediate medical attention.

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Written by Zhang Yue Mei
Cardiology
47sec home-news-image

Symptoms of Sinus Arrhythmia

Symptoms of sinus arrhythmia vary according to different causes, including sinus bradycardia, sinus tachycardia, sinus arrhythmia, sinus arrest, and sick sinus syndrome. Mild cases of sinus bradycardia, sinus tachycardia, and arrhythmia generally do not present noticeable clinical symptoms. However, severe cases can experience symptoms such as palpitations, fatigue, and shortness of breath. Sinus arrest and sick sinus syndrome often present more severe clinical symptoms, including not only shortness of breath but also dizziness, blackouts, fainting, and acute cerebral ischemia and hypoxia.