Protective Ventilation During Controlled and Partial Ventilatory Support in ARDS: Clinical-Physiological Background...

Area of Science:

• Critical Care Medicine
• Pulmonology
• Biomedical Engineering

Background:

• Acute respiratory distress syndrome (ARDS) presents with severe hypoxemia and heterogeneous lung mechanics, increasing vulnerability to mechanical ventilation.
• Mechanical ventilation, while essential for gas exchange, carries risks of ventilator-induced lung injury (VILI) due to excessive stress and strain.
• Patient self-inflicted lung injury (P-SILI) is an emerging concern during partial ventilatory support, driven by patient effort and leading to lung strain.

Purpose of the Study:

• To review the pathophysiology of VILI and P-SILI in ARDS patients.
• To outline protective mechanical ventilation strategies for both controlled and partially assisted modes.
• To discuss advanced monitoring and imaging tools for personalizing mechanical ventilation in ARDS.

Main Methods:

• Literature review of clinical and physiological studies on mechanical ventilation in ARDS.
• Synthesis of current understanding of VILI and P-SILI mechanisms.
• Analysis of emerging monitoring technologies and their application in ARDS management.

Main Results:

• VILI and P-SILI are significant risks in ARDS patients requiring mechanical ventilation.
• Protective ventilation strategies can mitigate lung injury in both controlled and assisted modes.
• Personalized mechanical ventilation, guided by advanced monitoring, holds promise for improving outcomes.

Conclusions:

• Understanding the mechanisms of VILI and P-SILI is critical for managing ARDS.
• Implementing protective ventilation strategies and utilizing advanced monitoring can reduce lung injury.
• Personalized mechanical ventilation approaches are essential for optimizing patient care in ARDS.