SAQ 1105 – weakness with abnormal blood gas and electrolytes

Marked out of 19.00

A 30-year-old man presents to the emergency department with 24 hours of worsening weakness. His arterial blood gas and electrolytes are shown below.

Test	Result	Reference range
FiO2	21%
pH	7.26	7.35-7.45
pCO2	29 mmHg	35-48
pO2	101 mmHg	83-108
HCO3	13 mmol/L	21-28
Base excess	-13 mmol/L	-1.5 to 3.0
Sodium	137 mmol/L	136-146
Potassium	1.8 mmol/L	3.9-5.2
Chloride	116 mmol/L	95-110
Urea	7.8 mmol/L	3.1-8.1
Creatinine	86 micromol/L	60-110
Glucose	4.0 mmol/L	3.9-5.8
CK	1975 U/L	29-168
Troponin T	20 ng/L	<30

Describe and interpret the blood results.

(Marked out of 8.0)

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List your three (3) immediate management priorities.

(Marked out of 3.0)

/ 3

An internal jugular central venous catheter is placed to facilitate potassium replacement. List four (4) early and four (4) late complications of internal jugular CVC placement.

(Marked out of 8.0)
</p> <table class="saq-prop-table" style="width: 100%; table-layout: fixed; border-collapse: collapse; max-width: 100%;"> <thead> <tr> <th style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;">Timing</th> <th style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;">Complications</th> </tr> </thead> <tbody> <tr> <td style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;">Early</td> <td style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;"></td> </tr> <tr> <td style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;">Late</td> <td style="overflow-wrap: anywhere; word-break: normal; vertical-align: top; white-space: normal; box-sizing: border-box;"></td> </tr> </tbody> </table> <p>

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Total Score: 0 / 19

Percentage: 0%