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Development of a Neonatal Piglet Acute Lung Injury Model Recreating the Early Environment of Preterm Infant Lungs
08:58

Development of a Neonatal Piglet Acute Lung Injury Model Recreating the Early Environment of Preterm Infant Lungs

Published on: October 31, 2025

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[BRONCHOPULMONARY DYSPLASIA IN VERY LOW BIRTH WEIGHT INFANTS--THE OLD NEW PROBLEM]

L Vakrilova, St Hitrova, V Dimitrova

    Akusherstvo I Ginekologiia
    |September 29, 2015
    PubMed

    Insights

    Bronchopulmonary dysplasia (BPD) is common in extremely low birthweight infants, with risk decreasing with gestational age and birthweight. Postnatal factors like PDA and air leaks significantly increase BPD odds.

    Area of Science:

    • Neonatology
    • Pediatric Pulmonology
    • Perinatal Medicine

    Context:

    • Advances in perinatal care improve survival for extremely low birthweight (ELBW) infants.
    • Bronchopulmonary dysplasia (BPD) remains a significant risk for these vulnerable infants.

    Purpose:

    • To determine BPD frequency by birthweight and gestational age.
    • To identify key postnatal risk factors and associated comorbidities.

    Summary:

    • A study of 597 VLBW infants showed BPD incidence decreases with increased gestational age and birthweight.
    • Logistic regression revealed each gestational week reduced BPD odds by 60%, while higher CRIB scores and postnatal complications like PDA and pneumothorax increased odds.
    • BPD correlated significantly with severe brain injury and retinopathy of prematurity (ROP).

    Impact:

    • Findings highlight the critical role of gestational age and birthweight in BPD development.
    • Identifies modifiable postnatal risk factors and associated comorbidities impacting long-term outcomes.
    • Informs targeted interventions and management strategies for high-risk VLBW infants to reduce BPD prevalence and severity.
    Abstract

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