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Updated: Aug 9, 2026

Development of a Neonatal Piglet Acute Lung Injury Model Recreating the Early Environment of Preterm Infant Lungs
Published on: October 31, 2025
Minimising ventilator induced lung injury in preterm infants
1Division of Neonatal-Perinatal Medicine, C S Mott Children's Hospital, 1500 E Medical Center Drive, Ann Arbor, MI, USA 48109-0254. smdonnmd@med.umich.edu
Insights
Ventilator-induced lung injury (VILI) is common in premature infants and linked to gestational age. Strategies like appropriate ventilation and monitoring can minimize lung damage and the risk of bronchopulmonary dysplasia (BPD).
Area of Science:
- Neonatal Medicine
- Pediatric Pulmonology
- Critical Care
Background:
- Ventilator-induced lung injury (VILI) remains a significant concern in premature infants.
- The incidence of VILI is inversely related to gestational age.
- Bronchopulmonary dysplasia (BPD), often termed "new BPD," is a common outcome in extremely premature infants.
Purpose of the Study:
- To review the pathogenesis of ventilator-induced lung injury (VILI).
- To explore strategies for mitigating lung damage in mechanically ventilated infants.
- To discuss the relationship between VILI and bronchopulmonary dysplasia (BPD) in premature neonates.
Main Methods:
- Literature review of studies on VILI pathogenesis.
- Analysis of current ventilatory strategies in neonatal intensive care.
- Examination of real-time monitoring techniques for lung protection.
Main Results:
- VILI pathogenesis involves complex biological mechanisms.
- Gestational age is a critical factor influencing VILI risk.
- Specific ventilatory approaches and monitoring can reduce lung injury.
Conclusions:
- Minimizing lung damage in extremely premature infants requires recognizing VILI risk factors.
- Implementing tailored ventilatory strategies and continuous monitoring is crucial.
- These interventions may help reduce the incidence and severity of "new BPD".
Abstract:
Ventilator induced lung injury continues to occur at an unacceptably high rate, which is inversely related to gestational age. Although the "new BPD" may not be entirely avoidable in the extremely premature infant, recognition of risk factors and adoption of an appropriate ventilatory strategy, along with continuous real time monitoring, may help to minimise lung damage. This paper will review the pathogenesis of ventilator induced lung injury and strategies that may mitigate it.
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