quinta-feira, 6 de setembro de 2012

Arrhythmia


An arrhythmia is a disorder of the heartbeat or heart rhythm, such as beating too fast (tachycardia), too slow (bradycardia) or irregularly.
Treatment
When the arrhythmia is serious, urgent treatment is necessary to restore normal heart rhythm. This can be:
• electroshock therapy (defibrillation or cardioversion)
• Deploy a temporary pacemaker to interrupt the arrhythmia
• Intravenous Medications
Sometimes, giving a better treatment for angina or heart failure existing decreases the chances of developing an arrhythmia.
Medications may be used to prevent recurrence of an arrhythmia or prevent changes in heartbeat. These drugs are called antiarrhythmic drugs.
Some of them have side effects. Not all arrhythmias respond well to medication.
A cardiac ablation is a procedure used to destroy areas of the heart that may be motivating problems in a heartbeat. Ablation means "cut".
An implantable cardiac defibrillator is placed in people who are at high risk from sudden cardiac death.
• A defibrillator may be necessary in cases of ventricular tachycardia or ventricular fibrillation with risk of death, or if the heart is weak, too large and does not pump blood very well.
• Once the arrhythmia starts, the defibrillator sends a shock to stop it or to give rhythm.
People suffering from bradycardia (slow heart beat) can use pacemaker. Some pacemakers can be used to stop a fast heart rate (tachycardia) or irregular.
Prevention
Take actions to prevent coronary artery disease can reduce the chance of developing an arrhythmia. These practices include:
Follow a well-balanced diet of low fat
Exercise regularly
Do not smoke

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