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SBA 1

A 45yo 120kg 1.70m man with acute pancreatitis is intubated for respiratory failure. The best strategy for ventilation includes:

A) VC: Vt 720ml, f 14 bpm, I:E 1:2, PEEP 8cmH2O, FiO2 .5
-> Ppeak 35cmH2O, P plat 30cmH2O, pH 7.37, PCO2 4.7, pO2 13

B) PC: Pinsp 30 cmH2O, f 18 bpm, I:E 1:2, PEEP 12cm H2O, FiO2 .7
-> Vt 640 ml, pH 7.34, pCO2 5.4, pO2 14

C) VC: Vt 400 ml, f 18bpm, I:E 1:1.5, PEEP 10 cmH2O, FiO2 .55
-> Ppeak 30 cmH2O, Pplat 28 cmH2O, pH 7.26, pCO2 6.4, pO2 10

D) PC: Pinsp 26, f 14bpm , I:E 1:2, PEEP 8 cmH2O, FiO2 .5
-> Vt 420 ml, pH 7.19, pCO2 7.2, pO2 10

E) VC: Vt 420ml, f 16bpm, I:E 1:2, PEEP 12 cmH2O, FiO2 .4
-> Ppeak 26 cmH2O, Pplat 24 cmH2O, pH 7.25, pCO2 6.6, pO2 7.6

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