<prompt> A 65-year-old alcoholic is admitted to the ICU with diagnosis of acute pancreatitis. After 48 hours he is unconscious and has the following findings: Sp02 60, p02 60 mmHg, pCO2 50mm Hg and HR 120 bpm. Chest X ray was performed and is given below. What is the diagnosis of the following condition ?Mendelson syndromeShock lungNosocomial pneumoniaSympathetic pleural effusion  <response>: PO2 60 mm Hg decreasing, PCO2 50 mm Hg increasing Type 2 Respiratory failure Option A: No history of aspiration Option D: Needs blunting of C.P angle which is normal in this case Option B: Shocks lungARDS Bilateral extensive infiltrates Type 2 failure Acute pancreatitis 