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Updated: Jun 9, 2026

A Model of Self-limited Acute Lung Injury by Unilateral Intra-bronchial Acid Instillation
Published on: August 30, 2019
Management of acute lung injury/ARDS
Sunil Saharan1, Rakesh Lodha, Sushil Kumar Kabra
1Division of Pulmonology and Critical Care, Department of Pediatrics, All India Institute of Medical Sciences, Ansari Nagar, New Delhi.
Insights
Pediatric acute lung injury (ALI) and acute respiratory distress syndrome (ARDS) present significant challenges. This protocol outlines current guidelines for diagnosis, management, and supportive care to improve outcomes for children with these critical respiratory conditions.
Area of Science:
- Pediatric critical care medicine
- Pulmonology
- Respiratory medicine
Background:
- Acute lung injury (ALI) and acute respiratory distress syndrome (ARDS) are severe inflammatory lung conditions.
- These syndromes affect the pediatric population, leading to high rates of illness, death, and healthcare costs.
- Accurate diagnosis and timely management are crucial for improving patient outcomes.
Purpose of the Study:
- To present a protocol for the diagnosis and management of ALI and ARDS in children.
- To discuss current guidelines for ventilatory therapy, rescue treatments, and supportive care.
- To provide a comprehensive resource for clinicians managing pediatric ALI/ARDS.
Main Methods:
- The protocol defines diagnostic criteria for ALI/ARDS, including acute onset, hypoxemia (PaO₂/FIO₂ ratio thresholds), bilateral infiltrates on chest imaging, and absence of left atrial hypertension.
- Management strategies emphasize ventilatory support with lower tidal volumes and appropriate positive end-expiratory pressure (PEEP).
- The protocol also addresses rescue therapies and essential supportive care measures.
Main Results:
- The protocol establishes clear diagnostic criteria for ALI and ARDS in pediatric patients.
- It recommends specific ventilatory strategies, including lung-protective ventilation.
- Guidelines for advanced therapies and supportive care are detailed to manage these complex conditions.
Conclusions:
- This protocol provides a standardized approach to the diagnosis and management of pediatric ALI/ARDS.
- Adherence to these guidelines can potentially reduce morbidity and mortality associated with these conditions.
- The protocol serves as a valuable reference for healthcare professionals involved in the care of critically ill children with respiratory failure.
Abstract:
Acute lung injury (ALI) and acute respiratory distress syndrome (ARDS) are disorders of pulmonary inflammation characterized by hypoxemia and respiratory failure. Children have varying incidence of ALI/ARDS from 2.2 to 16 per 100,000 pediatric population associated with high morbidity, mortality, and financial burden. The diagnostic criteria include: acute onset, severe arterial hypoxemia resistant to oxygen therapy alone (PaO₂/FIO₂ ratio ≤ 200 for ARDS and ≤ 300 for ALI), diffuse pulmonary inflammation (bilateral infiltrates on chest radiograph) and No evidence of left atrial hypertension. Management includes ventilatory therapy including lower tidal volume, relatively high PEEP and supportive care. Guidelines for diagnosis, ventilator management, rescue therapies and supportive care are being discussed in the protocol.
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