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Transient severe isolated right ventricular hypertrophy in neonates
Munesh Tomar1, Sitaraman Radhakrishnan, Savitri Shrivastava
1Escorts Heart Institute and Research Centre, Department of Pediatric Cardiology, New Delhi, India.
Cardiology in the Young
|December 26, 2003
Summary
Transient right ventricular hypertrophy in neonates with perinatal distress can resolve spontaneously. This finding in newborns with normal left heart structures highlights a potential link between perinatal stress and temporary right heart changes.
Area of Science:
- Neonatal Cardiology
- Pediatric Cardiovascular Research
- Echocardiography in Neonates
Background:
- Transient isolated right ventricular hypertrophy can occur in neonates.
- This condition is characterized by normal left ventricular structure and function.
- Echocardiography is crucial for diagnosing neonatal cardiac anomalies.
Observation:
- Two neonates born at 36 and 38 weeks gestation experienced perinatal distress.
- Echocardiography on the third day of life revealed transient isolated right ventricular hypertrophy.
- Mild pulmonary hypertension was also observed in both cases.
Findings:
- The right ventricular hypertrophy and pulmonary hypertension resolved within 8 weeks without specific treatment.
- The condition presented with an intact ventricular septum and normal left ventricular posterior wall thickness.
- This transient form of right ventricular hypertrophy has been underreported in pediatric cardiology literature.
Implications:
- Suggests a possible link between acute perinatal distress and transient right ventricular pressure overload.
- Highlights the importance of echocardiographic monitoring in neonates with perinatal distress.
- Further research is needed to understand the mechanisms and long-term outcomes of this condition.