06Sep 2023
Inflating Pressure and Not Expiratory Pressure Initiates Lung Injury at Birth in Preterm Lambs

Inflating Pressure and Not Expiratory Pressure Initiates Lung Injury at Birth in Preterm Lambs

A groundbreaking study investigated the impact of inflating pressure (ΔP) on early lung injury pathways in preterm lambs. The study included 45 steroid-exposed preterm lambs, comparing different ΔP and positive end-expiratory pressure (PEEP) settings. Findings revealed that inflating pressure is vital for aeration at birth but is also a pivotal contributor to lung injury. Strategies involving 30 cm H2O ΔP and dynamic PEEP resulted in quicker aeration but higher injury rates. On the other hand, dynamic PEEP without tidal inflations caused the slightest lung injury. This research highlights the need for safer pressure application strategies during birth in preterm infants.

  • #critical care

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