Wireless Holter transmission in suspected dysrhythmias
Sabine Schickendantz1, Frank Pillekamp, Mathias Emmel
1Department of Pediatric Cardiology, Universitaetsklinikum Koeln, 50924 Köln, Germany.
Journal of Electrocardiology
|August 19, 2006
Summary
Wireless Holter monitoring effectively detects rare dysrhythmias in pediatric patients. This method provides a less invasive and more cost-effective alternative to implantable loop recorders for diagnosing cardiac arrhythmias.
Area of Science:
- Cardiology
- Pediatric Electrophysiology
Background:
- Accurate diagnosis of dysrhythmias requires documented episodes before treatment.
- Wireless telemetry Holter systems enable continuous electrocardiogram recording for extended periods.
Purpose of the Study:
- To evaluate the utility of a telemetric Holter system for diagnosing dysrhythmias in pediatric patients.
- To compare the effectiveness and invasiveness of wireless Holter monitoring with other diagnostic methods.
Main Methods:
- Investigated 37 pediatric patients (median age 8.4 years) using a telemetric Holter system with intermittent data transmission.
- Recordings had a median duration of 6.5 days, utilizing cell phone frequencies for data transfer.
Main Results:
- Sufficient recording quality was achieved in all patients, with minor electrode disconnections being the only issue.
- Decisive findings were observed in 28 of 37 recordings, leading to various treatment indications including medication, ablation, and ICD implantation.
- In patients with negative Holter findings, loop recorder implantation was indicated in 6 out of 9 cases, and one case of ventricular tachycardia was detected during invasive investigation.
Conclusions:
- Wireless Holter recordings are valuable for detecting infrequent dysrhythmias.
- This method is less expensive and less invasive than implantable loop recorders.
- The system offers patients significant geographic freedom with reliable signal quality.
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