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Updated: May 6, 2026

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
Published on: March 6, 2019
Respiratory disorders in moderately preterm, late preterm, and early term infants
Ashley Darcy Mahoney1, Lucky Jain
1Nell Hodgson Woodruff School of Nursing, Emory University School of Nursing, 1520 Clifton Road, Atlanta, GA 30322, USA; South Dade Neonatology, Miami, FL, USA.
Insights
Mild-moderate prematurity, even weeks before term gestation, causes significant respiratory issues and health risks for newborns. Further research is needed to understand the long-term effects of respiratory distress in these premature infants.
Area of Science:
- Neonatal medicine
- Respiratory physiology
- Perinatology
Background:
- Premature birth, even late-term, leads to increased infant morbidity and mortality.
- Moderate prematurity is associated with significant respiratory complications.
- Neonatal respiratory transition to air breathing is a critical process challenged by prematurity.
Purpose of the Study:
- To outline the respiratory challenges faced by moderately premature infants.
- To discuss current management strategies for respiratory distress in premature neonates.
- To highlight the need for research on long-term outcomes of respiratory distress in mild-moderate prematurity.
Main Methods:
- Literature review of respiratory issues in premature neonates.
- Analysis of current clinical management approaches for respiratory support.
- Identification of knowledge gaps regarding long-term outcomes.
Main Results:
- Key respiratory issues include delayed breathing, transient tachypnea of the newborn, respiratory distress syndrome, and pulmonary hypertension.
- Effective respiratory support is crucial for neonatal transition and minimizing harm.
- The long-term impact of respiratory distress in mild-moderate prematurity remains understudied.
Conclusions:
- Respiratory complications are a major concern for moderately premature infants.
- Optimizing respiratory support is essential for improving neonatal outcomes.
- Longitudinal studies are required to fully understand the consequences of respiratory distress in this population.
Abstract:
Even when it is just a few weeks before term gestation, early birth has consequences, resulting in higher morbidity and mortality. Respiratory issues related to moderate prematurity include delayed neonatal transition to air breathing, respiratory distress resulting from delayed fluid clearance (transient tachypnea of the newborn), surfactant deficiency (respiratory distress syndrome), and pulmonary hypertension. Management approaches emphasize appropriate respiratory support to facilitate respiratory transition and minimize iatrogenic injury. Studies are needed to determine the impact of respiratory distress coupled with mild-moderate prematurity on long-term outcome.
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