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Updated: Feb 12, 2026

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
Published on: January 27, 2023
Non-pharmacological management of a hemodynamically significant patent ductus arteriosus
A Smith1, P J McNamara2, A F El-Khuffash3
1Department of Neonatology, The Rotunda Hospital, Dublin, Ireland.
Insights
Conservative management for patent ductus arteriosus (PDA) in neonates is now common due to limited evidence for PDA closure. This approach focuses on managing shunt volume impacts and potential complications.
Area of Science:
- Neonatal Medicine
- Pediatric Cardiology
- Perinatology
Background:
- The patent ductus arteriosus (PDA) is frequently associated with neonatal morbidity, mortality, and long-term neurodevelopmental issues.
- Decades of research have focused on the complex relationship between PDA and adverse neonatal outcomes.
- Limited evidence supports active PDA closure strategies, leading to a shift in management paradigms.
Purpose of the Study:
- To review the current conservative management approach for PDA in neonates.
- To present the evidence supporting this non-interventionist strategy.
- To discuss the potential complications associated with conservative PDA management.
Main Methods:
- Literature review of studies on PDA management in neonates.
- Analysis of evidence supporting conservative strategies.
- Examination of potential adverse effects and complications.
Main Results:
- Conservative management aims to mitigate the effects of shunt volume without direct intervention for PDA closure.
- Evidence supporting this approach is based on observational data and clinical experience.
- Potential complications include those related to persistent shunting and underlying conditions.
Conclusions:
- Conservative management is a widely adopted strategy for PDA in neonates.
- This approach prioritizes managing the physiological impact of the PDA.
- Further research is needed to fully understand the long-term implications and optimize management strategies.
Abstract:
The association between the patent ductus arteriosus (PDA) and neonatal morbidity, mortality and poor neurodevelopmental outcome in later childhood has been the focus of intense debate for decades. The lack of evidence supporting therapeutic strategies aimed at achieving PDA closure has led to the widespread adoption of conservative management aimed at mitigating the impact of shunt volume without achieving ductal closure. In this article, we review this management approach, describe the supportive evidence and potential complications associated with this strategy.
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