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Ventilatory strategies for the extremely premature infant
Anne Greenough1, Muralidhar Premkumar, Deena Patel
1Division of Asthma, Allergy and Lung Biology, MRC-Asthma Centre, King's College London, London, UK. greenough@kcl.ac.uk
Paediatric Anaesthesia
|March 28, 2008
Summary
Mechanical ventilation strategies for premature infants can reduce bronchopulmonary dysplasia (BPD). Research suggests pressure support, proportional assist, and High-Frequency Oscillatory Ventilation (HFOV) may benefit high-risk infants.
Area of Science:
- Neonatalogy
- Pediatric Pulmonology
- Critical Care Medicine
Background:
- Bronchopulmonary dysplasia (BPD) is a common, adverse outcome in extremely premature infants.
- Mechanical ventilation, particularly high levels or prolonged use, contributes to BPD development.
- Identifying lung-protective ventilatory strategies is crucial for this vulnerable population.
Purpose of the Study:
- To review and critically examine ventilatory techniques aimed at reducing baro/volutrauma and BPD in extremely premature infants.
- To assess the relevance of existing research findings specifically for high-risk, extremely premature neonates.
Main Methods:
- Systematic review of randomized studies on ventilatory strategies for premature infants.
- Focus on techniques potentially reducing lung injury, such as pressure support, proportional assist, and High-Frequency Oscillatory Ventilation (HFOV).
Main Results:
- Few randomized trials have exclusively focused on extremely premature infants.
- Studies suggest potential benefits of pressure support, proportional assist, and volume-targeted ventilation in prematurely born infants.
- High-Frequency Oscillatory Ventilation (HFOV) may mitigate lung function decline in the first year post-birth.
Conclusions:
- More high-quality randomized controlled trials are needed, exclusively enrolling extremely premature infants at high risk for BPD.
- Long-term follow-up assessments must be integrated into future studies to accurately determine the benefits and adverse effects of different ventilatory strategies.
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