Patent ductus arteriosus and spontaneous intestinal perforation in a cohort of preterm infants
Related Experiment Video
Updated: Sep 22, 2025

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
Published on: January 27, 2023
Alessandra Mayer1, Gaia Francescato2, Nicola Pesenti3
1NICU, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
Insights
Treating patent ductus arteriosus (PDA) and its duration are linked to spontaneous intestinal perforation (SIP) in premature infants. Both intervention and non-intervention strategies for PDA show associations with SIP risk.
Area of Science:
- Neonatal Medicine
- Pediatric Cardiology
- Gastroenterology
Background:
- Patent ductus arteriosus (PDA) is common in preterm infants.
- Spontaneous intestinal perforation (SIP) is a serious complication in neonates.
Purpose of the Study:
- To investigate the relationship between PDA characteristics (duration, magnitude) and medical treatments with SIP incidence.
- To determine if PDA management strategies influence SIP risk.
Main Methods:
- Retrospective chart review of infants born <29 weeks gestation (2006-2018).
- Evaluation of echocardiographic findings using the McNamara and Sehgal staging system.
Main Results:
- Infants with SIP had a higher incidence of hemodynamically significant PDA (HSPDA) and received NSAIDs or paracetamol more frequently.
- Persistence of HSPDA increased SIP odds by 1.32 per day in untreated infants.
- Treatment of non-HSPDA was associated with a 2.35 increase in SIP odds per drug dose.
Conclusions:
- Both medical treatment of non-hemodynamically significant PDA and non-intervention for HSPDA are associated with SIP.
- PDA management requires careful consideration of potential SIP risks.
Objective:
To assess whether either duration and magnitude of ductal shunt or medical treatment for patent ductus arteriosus (PDA) are related to spontaneous intestinal perforation (SIP).
Study Design:
Clinical charts of infants <29 weeks' gestation born from 2006 to 2018 were reviewed. Echocardiographic examinations were evaluated according to McNamara and Sehgal's staging system.
Results:
A higher percentage of patients with SIP had a hemodynamically significant PDA (HSPDA) and was treated with either NSAIDs or paracetamol (79% vs 53% and 81% vs 54%, respectively). Among non-treated patients, we found a 1.32 increase in the odds of SIP per day of persistence of HSPDA. In the cohort of patients treated despite the absence of HSPDA, we found a 2.35 increase in the odds of SIP per dose of drug administered.
Conclusion:
Both treating a non-HSPDA and leaving a HSPDA to its natural history seem to be associated with SIP.
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