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Update on Congenital Diaphragmatic Hernia
Debnath Chatterjee1, Richard J Ing1, Jason Gien2
1From the Departments of Anesthesiology.
Insights
Congenital diaphragmatic hernia (CDH) is a rare defect causing lung issues. Advances in prenatal diagnosis and postnatal care improve outcomes for infants with CDH, including managing pulmonary hypertension.
Area of Science:
- Pediatric Surgery
- Neonatology
- Anesthesiology
Background:
- Congenital diaphragmatic hernia (CDH) is a congenital defect where abdominal organs herniate into the chest.
- This leads to pulmonary hypoplasia and pulmonary hypertension (PH), impacting infant survival.
- Understanding associated left ventricular (LV) hypoplasia and myocardial dysfunction is crucial.
Purpose of the Study:
- To provide a comprehensive review of congenital diaphragmatic hernia (CDH) for anesthesiologists.
- To highlight advances in prenatal diagnosis and fetal therapies for CDH.
- To discuss optimal postnatal management strategies for CDH.
Main Methods:
- Review of current literature on CDH pathophysiology, diagnosis, and management.
- Analysis of advances in prenatal interventions and prognostic factors.
- Evaluation of postnatal care protocols, including ventilation, nutrition, infection prevention, and PH management.
Main Results:
- Prenatal diagnosis and identification of prognostic factors have refined fetal therapies for CDH.
- Protocolized postnatal care, including lung-protective ventilation and aggressive PH management, has improved outcomes.
- Optimized hemodynamic management, considering LV hypoplasia, aids in PH treatment.
Conclusions:
- Significant progress in prenatal and postnatal management has improved outcomes for infants with CDH.
- A multidisciplinary approach is essential for optimizing care.
- Anesthesiologists play a critical role in managing these complex cases.
Abstract:
Congenital diaphragmatic hernia (CDH) is a rare developmental defect of the diaphragm, characterized by herniation of abdominal contents into the chest that results in varying degrees of pulmonary hypoplasia and pulmonary hypertension (PH). Significant advances in the prenatal diagnosis and identification of prognostic factors have resulted in the continued refinement of the approach to fetal therapies for CDH. Postnatally, protocolized approaches to lung-protective ventilation, nutrition, prevention of infection, and early aggressive management of PH have led to improved outcomes in infants with CDH. Advances in our understanding of the associated left ventricular (LV) hypoplasia and myocardial dysfunction in infants with severe CDH have allowed for the optimization of hemodynamics and management of PH. This article provides a comprehensive review of CDH for the anesthesiologist, focusing on the complex pathophysiology, advances in prenatal diagnosis, fetal interventions, and optimal postnatal management of CDH.
