SCENARIO #11 - 15 MR. JONES IS A 80 YEAR OLD MALE IN USC MEDICAL CENTER FOR COPD EXACERBATION WITH HX OF CHF. HE HAS A TRACHEOSTOMY TUBE WITH 6.0 SHILEY FENESTRATED. SHE IS ON FIO2 80% COOL AEROSOL LVN. VITALS ABG SpO2 – 84% pH - 7.22 RR – 40 PаCO2 – 51 HR – 140 PаO2 - 70 BP – 149/94 SV - 59 Hb – 11 CVP/RAP - 4 11. CALCULATE PAO2 .....