Pathophysiology Quiz
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RESPIRATORY PATHOPHYSIOLOGY
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A patient is rescued from a house fire with suspected smoke inhalation. Initial ABGs on a non-rebreather mask show PaO₂ 90 mmHg, PaCO₂ 35 mmHg, and a carboxyhemoglobin (COHb) level of 25%. Despite the acceptable PaO₂ and low-normal PaCO₂, the patient is at high risk for developing acute hypercapnic respiratory failure. What is the most immediate life-threatening mechanism for this?
What is the most immediate life-threatening mechanism for the potential development of acute hypercapnic respiratory failure in this patient?
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