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Monitoring of Respiratory Muscle Function in Critically Ill Children
Guillaume Mortamet1, Benjamin Crulli2, Brigitte Fauroux3,4
1Pediatric Intensive Care Unit, CHU Grenoble-Alpes, La Tronche, France.
Insights
Assessing respiratory muscle function in critically ill children using bedside techniques aids in understanding disease and optimizing ventilator support. These methods help predict extubation success and personalize mechanical ventilation management.
Area of Science:
- Pediatric Critical Care Medicine
- Respiratory Physiology
- Mechanical Ventilation
Background:
- Critically ill children often experience respiratory muscle dysfunction.
- Accurate assessment of respiratory muscle function is crucial for effective management.
- Existing literature on bedside assessment techniques in this population requires synthesis.
Purpose of the Study:
- To review and discuss bedside techniques for assessing respiratory muscle function in critically ill children.
- To explore the clinical applications of these assessment techniques throughout the disease process.
- To identify techniques that can optimize ventilatory support and weaning strategies.
Main Methods:
- Conducted a scoping review of the medical literature.
- Searched the PubMed database for relevant studies.
- Included peer-reviewed studies on respiratory muscle function assessment in pediatric and adult populations.
Main Results:
- Several promising physiological techniques are available for bedside assessment.
- Assessment aids in understanding pathophysiology during the acute phase.
- Techniques can optimize ventilatory support, limit complications, and predict extubation success during weaning.
Conclusions:
- Physiological techniques precisely assess respiratory muscle function in children.
- These techniques enable individualized and optimized mechanical ventilation management.
- Esophageal pressure and diaphragm electrical activity measurements are particularly valuable.
Objectives:
This review discusses the different techniques used at the bedside to assess respiratory muscle function in critically ill children and their clinical applications.
Data Sources:
A scoping review of the medical literature on respiratory muscle function assessment in critically ill children was conducted using the PubMed search engine.
Study Selection:
We included all scientific, peer-reviewed studies about respiratory muscle function assessment in critically ill children, as well as some key adult studies.
Data Extraction:
Data extracted included findings or comments about techniques used to assess respiratory muscle function.
Data Synthesis:
Various promising physiologic techniques are available to assess respiratory muscle function at the bedside of critically ill children throughout the disease process. During the acute phase, this assessment allows a better understanding of the pathophysiological mechanisms of the disease and an optimization of the ventilatory support to increase its effectiveness and limit its potential complications. During the weaning process, these physiologic techniques may help predict extubation success and therefore optimize ventilator weaning.
Conclusions:
Physiologic techniques are useful to precisely assess respiratory muscle function and to individualize and optimize the management of mechanical ventilation in children. Among all the available techniques, the measurements of esophageal pressure and electrical activity of the diaphragm appear particularly helpful in the era of individualized ventilatory management.
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