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Diagnostic and Therapeutic Approach to Arrhythmias in Adult Congenital Heart Disease
Karine Guerrier1, Benjamin Hendrickson2, B Rush Waller2
1Le Bonheur Children's Hospital, The Heart Institute, 49 N Dunlap, 3rd Floor, Memphis, TN, 38103, USA. kguerrie@uthsc.edu.
Insights
Adults with congenital heart disease (CHD) face a high risk of arrhythmia, a common cause of hospitalization. Early detection and specialized management are crucial for these patients.
Area of Science:
- Cardiology
- Adult Congenital Heart Disease
- Electrophysiology
Background:
- Adult survivors of congenital heart disease (CHD) have a significantly elevated risk of developing arrhythmias.
- Arrhythmias in adult CHD patients can lead to substantial morbidity, including frequent hospitalizations.
Purpose of the Study:
- To review current diagnostic strategies for arrhythmias in adult CHD.
- To outline therapeutic approaches for managing arrhythmias in this unique patient population.
Main Methods:
- Literature review of diagnostic and therapeutic modalities for arrhythmia in adult CHD.
- Analysis of recent findings on arrhythmia prevalence, risk factors, and management outcomes.
Main Results:
- Macro-reentrant atrial tachyarrhythmia is the most prevalent arrhythmia in adult CHD.
- Ventricular arrhythmia risk is markedly increased (25-100 times general population) and escalates over time.
- Ambulatory monitoring is vital for risk stratification; all treatment options have limitations and risks.
Conclusions:
- Adult CHD patients experience diverse arrhythmias, increasing sudden death risk.
- Specialized medical and interventional strategies are essential for effective arrhythmia management.
- Ongoing monitoring and tailored therapies are critical for improving outcomes in adult CHD survivors.
Purpose Of Review:
Adult survivors of congenital heart disease (CHD) are at increased risk of arrhythmia. The goal of this review is to outline diagnostic and therapeutic approaches to arrhythmia in adult CHD patients.
Recent Findings:
Macro-reentrant atrial tachyarrhythmia is the most common arrhythmia encountered in adults with CHD. Approximately 25% of hospitalizations associated with arrhythmia. The risk of ventricular arrhythmia is estimated as high as 25-100 times that for the general population and increased after two decades. Routine ambulatory monitoring is important for arrhythmia risk assessment in adults with CHD. There are limitations, potential adverse effects, and risk of recurrence with antiarrhythmic drugs, catheter ablation, and surgical approaches. Adults with CHD suffer various forms of arrhythmia, are at increased risk of sudden death, and require special consideration for medical and interventional therapy.
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