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Updated: Jun 6, 2025
Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
Published on: January 27, 2023
Prostaglandin E1: Infants With Critical Congenital Heart Defects
1Department of Pediatrics, Division of Neonatology, University of Utah, Salt Lake City, UT.
Insights
Critical congenital heart defects (CHDs) require prompt intervention. Understanding infant hemodynamic physiology during the transition from intrauterine to extrauterine life is crucial for effective management and improved outcomes in neonates with CHDs.
Area of Science:
- Neonatal cardiology
- Pediatric cardiac surgery
- Fetal medicine
Background:
- Critical congenital heart defects (CHDs) are severe heart conditions requiring immediate intervention.
- Delayed diagnosis and management of CHDs in infants increase mortality and morbidity.
- Antenatal screening and fetal echocardiography enhance early detection and perinatal planning.
Purpose of the Study:
- To review the immediate postnatal care of infants with critical CHDs.
- To emphasize the importance of understanding hemodynamic physiology during the transition from fetal to neonatal circulation.
- To highlight management strategies for infants with critical CHDs, focusing on unique physiological challenges.
Main Methods:
- Literature review of critical congenital heart defects in the perinatal period.
- Analysis of hemodynamic transitions in neonates with CHDs.
- Synthesis of current management guidelines and case studies.
Main Results:
- Early and accurate diagnosis of fetal CHDs improves perinatal management.
- Postnatal outcomes vary significantly based on CHD type and severity.
- Tailored management based on individual infant physiology is essential.
Conclusions:
- A comprehensive understanding of transitional physiology is vital for managing infants with critical CHDs.
- Multidisciplinary team collaboration is key for optimal perinatal and postnatal care.
- Individualized care plans informed by specific CHD physiology can improve infant survival and reduce complications.
Abstract:
Critical congenital heart defects (CHDs) are life-threatening cardiac lesions requiring cardiac surgery or transcatheter intervention or result in death within 28 days after birth. In infants with critical CHDs, delayed diagnosis and inappropriate management are associated with higher mortality and comorbidities. Antenatal anomaly screening and fetal echocardiography has improved the detection of fetal CHDs, which helps in perinatal management planning with multidisciplinary teams. Even with precision delivery planning, postnatal transition may affect each infant with CHDs differently depending on the variants and severity of the defect. Therefore, it is important to have a thorough understanding of the hemodynamic physiology in infants with a critical CHD during the transition from intrauterine to extrauterine life and alter management accordingly. This review summarizes the care of infants with critical CHDs in the immediate transition period with a focus on cases with distinctive physiology.
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