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Mechanical Ventilation (Reading & Sharing)

The clinical applications of ventilation and the use of specific modes during the acute stage of illness focus on protecting the lung and improving the patient outcomes.

Acute respiratory distress syndrome (ARDS), the most severe presentation of acute lung injury, results from an acute insult to the body that may be direct or indirect (pneumonia vs sepsis). The release of mediators and a host of other toxic substances affect the alveolar- capillary permeability adversely and result in a noncardiac pulmonary edema. Pathology includes decreased compliance, shunting, and refractory hypoxemia. No definitive treatment, but the therapy focus on managing the underlying condition and on supportive mechanical ventilation.

The two most common types of ventilations:

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