Related Experiment Videos
[Acute respiratory distress syndrome in children]
P Stucki1, P Scalfaro, L Parret
1Département médico-chirurgical de pédiatrie (Prof S. Fanconi), CHUV, Lausanne.
Insights
Pediatric acute respiratory distress syndrome (ARDS) requires mechanical ventilation, prone positioning, and cardiac support. Experimental therapies and long-term follow-up are crucial for managing chronic respiratory insufficiency and right ventricular dysfunction.
Area of Science:
- Pediatric critical care medicine
- Respiratory medicine
- Pediatric pulmonology
Context:
- Acute Respiratory Distress Syndrome (ARDS) in children can stem from primary lung infections or systemic inflammation.
- Effective management of pediatric ARDS is critical due to potential for severe morbidity and mortality.
Purpose:
- To outline the multifaceted therapeutic strategies for pediatric Acute Respiratory Distress Syndrome (ARDS).
- To discuss conventional and experimental treatment options, emphasizing mechanical ventilation, prone positioning, and supportive care.
- To highlight the importance of long-term follow-up for managing sequelae like chronic respiratory insufficiency.
Summary:
- Pediatric ARDS management involves mechanical ventilation (PEEP, small tidal volumes), prone positioning, cardiac support for oxygen delivery, and correction of organ dysfunction.
- In refractory cases, inhaled nitric oxide, high-frequency oscillatory ventilation, and partial liquid ventilation are considered experimental therapies.
- Post-acute care necessitates close monitoring for chronic respiratory insufficiency and right ventricular dysfunction, potentially requiring long-term oxygen and diuretics, guided by echocardiography.
Impact:
- Provides a comprehensive overview of current and emerging treatments for pediatric ARDS.
- Informs clinical decision-making for managing severe respiratory failure in children.
- Emphasizes the need for ongoing research into novel therapeutic approaches and long-term outcomes for pediatric ARDS survivors.
Abstract:
The acute respiratory distress syndrome (ARDS) encountered in a child may be either due to a primary lung infection or may be secondary to a systemic inflammatory response of varying origin. Therapy is based on: 1) the mechanical ventilation strategy aimed at maintaining the functional residual capacity by alveolar recruitment using positive end expiratory pressure and to limit secondary pulmonary lesions by using small tidal volumes, 2) prone positioning as soon as sufficient stability is achieved; 3) optimizing tissue oxygen delivery by cardiac support; 4) correction of any other organ dysfunction. If this conventional approach is not sufficient experimental therapies may be tempted given the vital risk. For instance inhaled nitric oxide and high frequency oscillation ventilation may be a valuable support. Newer techniques, such as partial liquid ventilation, are being developed and could become useful therapeutic options. After the acute phase a close medical follow-up is mandatory. Because of the possibility of a chronic respiratory insufficiency with negative consequences on the right ventricular function, these patients may need long term oxygen therapy and diuretics. Cardiac echography helps orientation in maintaining or discontinuing this long term therapy by estimating the arterial pulmonary pressure.