Access Medicine's Case of the Week: Acid Base Disturbance Case #12

From AccessMedicine

Go to the profile of Julie Grishaw, ACNP
Jan 09, 2019
0
0

Case:

A 70-year-old male with congestive heart failure is transferred to the intensive care unit with worsening shortness of breath. His exam demonstrates inspiratory crackles throughout the bilateral lung fields, and he is hypoxemic requiring a partial re-breather mask. He is hypotensive to 80/30 mm Hg and his extremities are edematous and cold. You review his chart and his last echo shows an ejection fraction of 15%.

Laboratory Data:

ABG

Basic Metabolic Panel

pH

7.24

Na

129 mEq/L

PaCO2

19 mm Hg

K

5.6 mEq/L

PaO2

66 mm Hg

Cl

80 mEq/L

HCO3

13 mEq/L

CO2

10 mEq/L

BUN

44 mg/dL

Cr

1.9 mg/dL

Albumin

2.0 g/dL

Question 1 of 4:

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


Click HERE to answer the questions and complete the progressive case!

Don't forget to create a MyAccess profile to get the most out of your AccessMedicine subscription!

Go to the profile of Julie Grishaw, ACNP

Julie Grishaw, ACNP

Senior Editor, McGraw-Hill Education

No comments yet.