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Ectopic atrial tachycardia in utero
J M Knudson1, C S Kleinman, J A Copel
1Department of Obstetrics and Gynecology, Yale University School of Medicine, New Haven, Connecticut, USA.
Obstetrics and Gynecology
|October 1, 1994
Summary
Antenatal diagnosis of fetal ectopic atrial tachycardia, though rare, is possible using fetal monitor tracings. This diagnosis aids in directing crucial medical management before and after birth.
Area of Science:
- Perinatology
- Fetal Cardiology
Background:
- Antenatal diagnosis of fetal arrhythmias guides management, including intrauterine therapy.
- Ectopic atrial tachycardia is a rare arrhythmia in pediatric populations.
- No prior reports exist on the antenatal diagnosis of fetal ectopic atrial tachycardia.
Observation:
- Fetal ectopic atrial tachycardia diagnosis was suggested by intrapartum fetal monitoring.
- Postpartum arrhythmia behavior and electrocardiographic findings confirmed the diagnosis.
- The fetal monitor tracing provided key diagnostic clues during labor.
Findings:
- Fetal ectopic atrial tachycardia can be diagnosed antenatally.
- Fetal monitoring during labor is a valuable tool for diagnosing this rare condition.
- Electrocardiographic characteristics and postpartum behavior aid confirmation.
Implications:
- Ectopic atrial tachycardia should be considered in the differential diagnosis of fetal tachycardias.
- Antenatal diagnosis facilitates timely and appropriate medical and surgical management.
- Early identification improves outcomes for neonates with fetal arrhythmias.