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Congenital diaphragmatic hernia: an overview
1Department of Surgery, University of California, Davis, Medical Center, Sacramenlo 95817-2282, USA.
Seminars in Pediatric Surgery
|November 1, 1996
Summary
Congenital diaphragmatic hernia in infants causes lung hypoplasia and pulmonary hypertension. Modern treatment focuses on reversible issues, improving survival rates for respiratory distress.
Area of Science:
- Pediatric Surgery
- Neonatology
- Pulmonary Medicine
Background:
- Congenital diaphragmatic hernia (CDH) presents complex multisystem dysfunction in infants.
- Lung mass reduction, surfactant deficiency, and decreased compliance impair oxygenation and CO2 removal.
- Hypoplastic pulmonary arterial system exacerbates respiratory challenges.
Purpose of the Study:
- To review evolving understanding and treatment of CDH.
- To highlight shifts in therapeutic focus from operative repair to managing pathophysiological components.
- To assess the impact of new therapies on infant survival rates.
Main Methods:
- Review of current therapeutic strategies for CDH.
- Analysis of outcomes associated with extracorporeal membrane oxygenation (ECMO) and delayed repair.
- Exploration of emerging treatments like nitric oxide and fetal interventions.
Main Results:
- Treatment has shifted to address reversible pathophysiological processes.
- Extracorporeal membrane oxygenation and delayed repair have increased survival rates from 50% to 65% for infants with respiratory distress.
- Despite improvements, survival rates remain suboptimal, driving research into new therapies.
Conclusions:
- Current management strategies for CDH have improved survival.
- Pulmonary hypertension and lung hypoplasia remain critical challenges.
- Novel therapeutic approaches, including fetal intervention and lung transplantation, are under investigation to further enhance outcomes.