Acute Hypoxemia - Differential Diagnosis
• Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism, Pneumothorax, Alveolar Hemorrhage
• Hypoventilation: Sedatives, Sleep Apnea, OHS, Neuromuscular, Myxedema Coma, Metabolic Alkalosis
• Shunt:
- Physiologic: ARDS, Diffuse Alveolar Process
- Anatomic: Intracardiac, Pulmonary AVMs
• Focal Alveolar: Pneumonia, Mucous Plugging, Atelectasis, Pulmonary Edema, Alveolar Hemorrhage
• Impaired Diffusion: ILD, pHTN, Advanced COPD
• Dead Space: Pulmonary Embolism, Emphysema, Positive Pressure Vent, pHTN, Shock
• Airway Disease: Asthma, COPD, Bronchiectasis
- Sophia Hayes MD @Sophia_Hayes_MD
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