Acid-Base Disturbance Case #8

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Go to the profile of Julie Grishaw, ACNP
Aug 07, 2018
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Case:

A 50-year-old male patient with cirrhosis secondary to chronic alcoholism presents to the emergency department for encephalopathy. He hasn't been taking his prescribed lactulose at home. He has normal vital signs. He is mildly confused on exam, but he is in no distress. He takes lithium for bipolar disorder, as well as albuterol as needed.

Laboratory Data:

ABG

Basic Metabolic Panel

pH

7.33

Na

131 mEq/L

PaCO2

25 mm Hg

K

3.1 mEq/L

PaO2

100 mm Hg

Cl

113 mEq/L

HCO3

15 mEq/L

CO2

15 mEq/L

BUN

5 mg/dL

Cr

1.1 mg/dL

Albumin

1.0 g/dL

 

Question 1 of 5:

What is/are the primary acid-base disturbance(s) occurring in this case? 

A - Metabolic acidosis only

B - Respiratory acidosis only

C - Metabolic acidosis and a respiratory acidosis 

D - Metabolic alkalosis and a respiratory alkalosis


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Go to the profile of Julie Grishaw, ACNP

Julie Grishaw, ACNP

Senior Editor, McGraw-Hill Education

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