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New-onset ventricular tachycardia during pregnancy
1Department of Medicine, University of California Irvine Medical Center, Orange 92668.
American Heart Journal
|April 1, 1992
Summary
This study found that pregnant women can experience ventricular tachycardia, often responsive to medication. All deliveries were successful without complications, indicating a manageable condition during pregnancy.
Area of Science:
- Cardiology
- Obstetrics
- Electrophysiology
Background:
- Ventricular tachycardia (VT) is rare in pregnant women without prior cardiac history.
- Pregnancy can unmask or exacerbate underlying cardiac conditions.
Purpose of the Study:
- To evaluate the characteristics and management of ventricular tachycardia in pregnant women.
- To assess maternal and neonatal outcomes in this population.
Main Methods:
- Case series of seven pregnant women with documented VT.
- Diagnostic workup included electrophysiologic testing, exercise, and isoproterenol challenge.
- Therapeutic interventions included beta-blockers and management throughout pregnancy.
Main Results:
- Five patients diagnosed with catecholamine-sensitive VT.
- Arrhythmias responded to beta-blockade, sleep, or resolved spontaneously.
- All seven patients delivered without significant maternal or neonatal complications.
Conclusions:
- Catecholamine-sensitive VT can occur during pregnancy in women without prior cardiac disease.
- Effective management strategies exist, leading to favorable maternal and neonatal outcomes.
- Close monitoring and appropriate therapy are crucial for managing VT in pregnancy.