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[Clinical assessment and indications for automatic defibrillation].
1Innere Medizin-Kardiologie Medizinische, Universitätsklinik Bonn.
Therapeutische Umschau. Revue Therapeutique
|August 1, 1992
Summary
Managing symptomatic ventricular tachyarrhythmias involves various treatments. Non-pharmacological options like implantable cardioverter-defibrillators are crucial for drug-refractory patients with poor prognosis.
Area of Science:
- Cardiology
- Electrophysiology
- Medical Devices
Context:
- Symptomatic ventricular tachyarrhythmias necessitate diverse therapeutic approaches.
- Electrophysiological studies guide management, with 30-60% responding to antiarrhythmic drugs.
- Drug response varies with left-ventricular function; poorer function correlates with less frequent response.
Purpose:
- To review current therapeutic options for symptomatic ventricular tachyarrhythmias.
- To highlight the role of electrophysiological studies in patient management.
- To discuss the efficacy and selection criteria for non-pharmacological interventions.
Summary:
- Pharmacological treatments are available, but non-pharmacological strategies are vital for drug-refractory cases.
- Implantable cardioverter-defibrillators, catheter ablation, and surgery offer alternatives for persistent arrhythmias.
- Successful induction suppression on antiarrhythmic drugs indicates a favorable prognosis; otherwise, risks of recurrence and sudden death increase.
Impact:
- Non-pharmacological strategies significantly reduce mortality and morbidity in selected patients.
- Guidelines are essential for the appropriate application of newer devices like implantable cardioverter-defibrillators.
- Careful patient selection, considering arrhythmia, hemodynamics, and cardiac function, is critical for optimal outcomes.