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Review Question - QID 104284

Oxygen Deprivation Hypoxemia Causes of Hypoxemia (↓ PaO2) QID: 104284 (M1.PL.14.10)
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QID 104284 (Type "104284" in App Search)
A 75-year-old man with a 35-pack-year history of smoking is found to be lethargic three days being admitted with a femur fracture following a motor vehicle accident. His recovery has been progressing well thus far, though pain continued to be present. On exam, the patient minimally responsive with pinpoint pupils. Vital signs are blood pressure of 115/65 mmHg, HR 80/min, respiratory rate 6/min, and oxygen saturation of 87% on room air. Arterial blood gas (ABG) shows a pH of 7.24 (Normal: 7.35-7.45), PaCO2 of 60mm Hg (normal 35-45mm Hg), a HCO3 of 23 mEq/L (normal 21-28 mEq/L) and a Pa02 of 60 mmHg (normal 80-100 mmHg). Which of the following is the most appropriate therapy at this time?
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