This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Acute Lung injury is characterized by all, Except: 
Select and explain. 
A. Alveolar infiltrates, B. Hypoxemia, C. Pulmonary shunting, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: Answer is D (None of the above) Bilateral alveolar interstial infiltrates on Radiographs along with, hypoxemia and pulmonary shunting due to intra alveolar filling are characteristic features of both ALI and ARDS.