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(M2.PL.4) On a shift in the emergency department, several arterial blood gasses are drawn from different patients at approximately the same time. When preparing the tubes for transport to the labs the samples are mixed up. One such sample had the following values: pH 7.3, PaCO2 50, HCO3 25. Which of the following patients most likely had this result? Topic Review Topic

1. 17-year-old with an acute asthma attack
2. 14-year-old with diabetic ketoacidosis
3. 22-year-old with an aspirin overdose
4. 32-year-old with gastroenteritis
5. 58-year-old with renal failure

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