Related Experiment Videos
[Therapy of arrhythmias in clinical practice]
1Innere Medizin FMH, spez. Herzkrankheiten, Basel.
Insights
Primary care physicians should cautiously manage cardiac arrhythmias, using established treatments. For supraventricular arrhythmias, preferred drugs include digitalis and beta-blockers, while oral anticoagulants may prevent stroke in atrial fibrillation.
Area of Science:
- Cardiology
- Pharmacology
Context:
- Cardiac arrhythmias require careful management by primary care physicians.
- Established treatment modalities are recommended to minimize risks.
Purpose:
- To provide guidance on the appropriate pharmacological and interventional treatment of cardiac arrhythmias.
- To highlight specific drug choices for supraventricular and ventricular arrhythmias.
Summary:
- For supraventricular arrhythmias, digitalis, verapamil, quinidine, and beta-blocking agents are recommended.
- In atrial fibrillation, oral anticoagulants or aspirin may prevent stroke in select patients.
- Ventricular arrhythmias in healthy individuals typically do not require treatment; amiodarone is effective for complex cases in patients with coronary artery disease and compromised left ventricular function.
Impact:
- This guidance aims to optimize patient outcomes and reduce adverse events associated with antiarrhythmic drug use.
- Emphasizes the importance of specialist consultation for complex cardiac conditions and the potential for proarrhythmic effects.
Abstract:
The primary care physician should be cautious and restrictive in the treatment of cardiac arrhythmias and adhere to the well established modalities only. For supraventricular arrhythmias digitalis, verapamil, quinidine and betablocking agents are the drugs of choice. In atrial fibrillation oral anticoagulants and in some cases aspirin seem to be beneficial for the prevention of stroke in selected subgroups of patients. Criteria for their use are outlined in Tables 1 and 2. Ventricular arrhythmias in healthy persons generally should not be treated. In patients with coronary artery disease and severely compromised left ventricular function amiodarone is very effective for the treatment of complex ventricular arrhythmias. If other antiarrhythmics are to be used, the advice of a cardiologist is strongly recommended, as proarrhythmic effects are particularly common in severe cardiac conditions. Severely symptomatic patients with recurrent ventricular tachycardia and syncope should be offered invasive evaluation in order to determine effective medical or surgical treatment.