Key messages

• The iatrogenic factors contributing to failure of mechanical ventilation are as follows:

1. high peak airway pressure and tidal volumes;

2. inappropriate level of positive end-expiratory pressure;

3. shear stress;

4. toxicity of high inspired oxygen concentrations;

5. nosocomial infection.

• Disease factors contributing to worsening of gas exchange are as follows:

1. insufficient viable lung tissue for the demands of the patient;

2. an initiating cause of the acute respiratory distress syndrome remains inadequately treated.

Sleep Apnea

Sleep Apnea

Have You Been Told Over And Over Again That You Snore A Lot, But You Choose To Ignore It? Have you been experiencing lack of sleep at night and find yourself waking up in the wee hours of the morning to find yourself gasping for air?

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