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1Department Internal Medicine, Atrium Health Carolinas Medical Center, Charlotte, NC, USA.
Journal of Electrocardiology
|April 6, 2024
Summary
A 69-year-old woman experienced fainting due to severe bradycardia. Analysis of electrocardiograms and telemetry data guided pacemaker programming to manage her heart rhythm.
Area of Science:
- Cardiology
- Electrophysiology
Background:
- Syncope, or fainting, can be caused by various cardiac conditions.
- Bradycardia, characterized by a slow heart rate, is a significant risk factor for syncope.
Observation:
- A 69-year-old female experienced recurrent syncope during air travel.
- Initial electrocardiograms (ECGs) revealed profoundly slow ventricular rates (in the 30s).
- ECGs showed both narrow and wide QRS complexes with unusual negative deflections.
Findings:
- Telemetry recordings were crucial in identifying the underlying cardiac mechanism.
- The specific ECG findings, including wide negative deflections, aided in diagnosis.
- Pacemaker programming was successfully adjusted based on the electrophysiological analysis.
Implications:
- This case highlights the importance of detailed ECG and telemetry analysis in diagnosing syncope.
- Appropriate pacemaker management can effectively treat bradycardia-induced syncope.
- Understanding complex ECG patterns is vital for effective cardiac rhythm management.
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