Medicine Acute Lung Injury (ALI) is characterized by all except- A PaO2 /FiO2 < 200mm Hg B Bilateral interstitial infiltrates C PCWP < 18 mm Hg D Normal Left atrial pressure 💡 Explanation Acute Lung Injury (ALI) is characterized by all except- ✓ Correct Answer: A. PaO2 /FiO2 < 200mm Hg