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Ductus arteriosus and the preterm brain

Valerie Y Chock1, Shazia Bhombal2, Gabriel F T Variane3

  • 1Pediatrics, Division of Neonatology, Stanford University School of Medicine, Stanford, California, USA vchock@stanford.edu.

Archives of Disease in Childhood. Fetal and Neonatal Edition
|June 22, 2022
PubMed

Insights

The patent ductus arteriosus (PDA) in preterm infants can impact brain development, causing injuries like intraventricular hemorrhage. Understanding PDA

Area of Science:

  • Neonatal Neurology
  • Pediatric Cardiology
  • Developmental Neuroscience

Background:

  • The management of patent ductus arteriosus (PDA) in preterm infants is debated.
  • Significant PDA shunts may negatively affect brain development and increase risks of neurological injury.
  • Attributing specific brain sequelae to PDA is complex due to confounding factors like gestational age and intervention timing.

Purpose of the Study:

  • To review the impact of PDA on the developing brain in preterm infants.
  • To examine methods for assessing PDA's neurological effects.
  • To explore how different PDA management strategies influence brain outcomes.

Main Methods:

  • Review of current literature on PDA and brain injury in preterm neonates.
  • Discussion of hemodynamic assessment of the ductus.
  • Integration of bedside neuromonitoring techniques for evaluating neurological effects.

Main Results:

  • PDA can contribute to adverse neurological outcomes in preterm infants.
  • Hemodynamic assessment and neuromonitoring aid in understanding PDA's role in brain injury.
  • Gestational age and intervention timing are critical factors influencing brain injury risk.

Conclusions:

  • The PDA's influence on the preterm infant brain requires careful evaluation.
  • Integrated assessment using hemodynamic and neuromonitoring tools is crucial.
  • Further research into PDA management strategies and their neurodevelopmental impact is warranted.

Keywords:
CardiologyInfant WelfareNeonatologyNeurologyTechnology

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