* Severe Pulmonary Edema: (See CHF) * Impending ARDS
- Sepsis - Shock - Prolonged Hypotension
- Massive Transfusion
- Severe Pancreatitis
- Head Trauma / Multiple Trauma * Severe Chest Trauma / Flail Chest / Pulmonary contusion; * COPD/Bronchospasm * Coma