Related Experiment Videos
Noninvasive positive-pressure ventilation in children with lower airway obstruction
Peter J Thill1, John K McGuire, Harris P Baden
1Pediatric Intensivist, Children's Hospital and Clinics, Minneapolis/St. Paul, MN, USA.
Insights
Noninvasive mask ventilation effectively reduced breathing effort in children with acute lower airway obstruction. This approach offers a safe alternative to intubation for pediatric patients with asthma and similar conditions.
Area of Science:
- Pediatric critical care medicine
- Respiratory medicine
- Pediatric pulmonology
Background:
- Mechanical ventilation in severe lower airway obstruction poses risks, making intubation avoidance a clinical priority.
- Noninvasive positive-pressure ventilation (NIPPV) is effective in adults with chronic obstructive pulmonary disease.
- Prospective data on NIPPV for pediatric acute obstructive lower airways disease were lacking.
Purpose of the Study:
- To assess the efficacy of noninvasive mask ventilation in improving respiratory function in children with asthma and other obstructive lower airways diseases.
- To determine if noninvasive ventilation reduces the work of breathing in pediatric patients with acute lower airway obstruction.
Main Methods:
- Prospective, randomized, crossover study design.
- 20 children in a pediatric intensive care unit with acute lower airway obstruction were enrolled.
- Participants received 2 hours of noninvasive ventilation followed by standard therapy, or vice versa.
Main Results:
- Noninvasive ventilation significantly decreased the work of breathing, including respiratory rate, accessory muscle use, and dyspnea, compared to standard therapy.
- Clinical Asthma Score improvements were observed with noninvasive ventilation.
- No serious adverse events or morbidity were associated with noninvasive ventilation.
Conclusions:
- Noninvasive ventilation is an effective treatment for children experiencing acute lower airway obstruction.
- Noninvasive mask ventilation presents a safe and beneficial option for managing pediatric respiratory distress due to obstructive airway diseases.
Study Objectives:
Mechanical ventilation of patients with severe lower airway obstruction presents significant risks; therefore, avoiding the intubation in these patients has been a principal goal of clinical management. Noninvasive positive-pressure ventilation has been shown to be effective in treating adults with chronic obstructive pulmonary disease, but its use has not been studied prospectively in children with acute obstructive lower airways disease. The objective of this study was to determine whether noninvasive mask ventilation improved respiratory function in children with asthma and other obstructive lower airways diseases.
Study Design:
A prospective, randomized, crossover study.
Patients:
A total of 20 children admitted to the pediatric intensive care unit with acute lower airway obstruction.
Methods:
Children were randomized to receive either 2 hrs of noninvasive ventilation followed by crossover to 2 hrs of standard therapy or 2 hrs of standard therapy followed by 2 hrs of noninvasive ventilation.
Results:
Using a Clinical Asthma Score, we found that noninvasive ventilation decreased signs of work of breathing such as respiratory rate, accessory muscle use, and dyspnea as compared with standard therapy. There was no serious morbidity associated with noninvasive ventilation.
Conclusions:
We conclude that noninvasive ventilation can be an effective treatment for children with acute lower airway obstruction.
Related Concept Videos
Mechanical Ventilation III: Noninvasive Ventilation
Noninvasive Positive-Pressure Ventilation (NIPPV)
Mechanical Ventilation II: Invasive Ventilation
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
Mechanical Ventilation I: Indication and Settings
Ventilatory Modes
There are three ventilatory modes: full support, partial support, and spontaneous. These are described below.
Full Support Modes
Full support modes include controlled mechanical ventilation, continuous mandatory...
Cardiopulmonary Resuscitation II: ACLS Airway Management
Pneumonia V: Nursing management and Prevention
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed.