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.

Clinics in Perinatology
|November 5, 2013
PubMed

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.

Related Concept Videos

Common Respiratory Disorders01:31

Common Respiratory Disorders

Respiratory disorders, a prevalent health concern globally, are generally divided into two primary categories: upper and lower respiratory tract disorders. The categorization is based on the area of the respiratory system they affect.
Upper respiratory disorders impact the airways above the vocal cords, encompassing areas like the nose, sinuses, and throat. Various conditions fall under this category, including the common cold and allergic rhinitis. These disorders can stem from several causes,...
1.8K
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
1.8K
Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
5.6K
Breathing01:05

Breathing

The process of breathing, inhaling and exhaling, involves the coordinated movement of the chest wall, the lungs, and the muscles that move them. Two muscle groups with important roles in breathing are the diaphragm, located directly below the lungs, and the intercostal muscles, which lie between the ribs. When the diaphragm contracts, it moves downward, increasing the volume of the thoracic cavity and creating more room for the lungs to expand. When the intercostal muscles contract, the ribs...
50.7K
Acute Respiratory Failure-IV01:23

Acute Respiratory Failure-IV

Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
830
Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
1.8K