A patient is admitted to the emergency department with an acute asthma exacerbation. Based on the following blood gas results, how severe is the asthma attack? pH 7.35, PaO₂ 58 mm Hg, PaCO₂ 46 mm Hg, HCO₃^- 18 mEq/L, SaO₂ 89%

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The blood gas results indicate a pH of 7.35, PaO2 of 58 mm Hg, and PaCO2 of 46 mm Hg which suggests severe asthma exacerbation. The HCO₃F1F1F1S1^F1F1F10 level of 18 mEq/L and SaO2 of 89% also support the severity of the asthma attack.

A Patient Is Admitted to the Emergency Department with an Acute