A patient in the emergency department is suspected of having acute respiratory distress syndrome (ARDS). There is a great deal of fluid accumulation in the alveoli and distal airways, PaCO2 is 68mmHg, and pH is 7.24. A chest x-ray reveals diffuse infiltrates. In which phase of ARDS is this patient?
A) Phase 1
B) Phase 2
C) Phase 3
D) Phase 4
C
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What will be an ideal response?
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