A client with acute renal failure is undergoing a computed tomography (CT) scan with contrast dye. What precaution should the nurse take before the procedure?
Withhold all food and drink for 24 hours.
Assess the client's allergies, especially to iodine and shellfish.
Administer intravenous fluids to prevent dehydration.
Have the client remove all jewelry and metallic objects.
The Correct Answer is B
A. Incorrect. Withholding food and drink for 24 hours is not necessary for a CT scan with contrast dye.
B. Correct. Before a CT scan with contrast dye, it is essential to assess the client for allergies, especially to iodine and shellfish. Contrast dyes used in CT scans contain iodine, and clients with allergies to iodine or shellfish may have an allergic reaction to the contrast dye.
C. Incorrect. While administering intravenous fluids may be beneficial in certain situations, it is not a specific precaution for a CT scan with contrast dye.
D. Incorrect. Removing jewelry and metallic objects is a standard precaution for all imaging procedures, but it is not specific to a CT scan with contrast dye.
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Related Questions
Correct Answer is C
Explanation
A. Incorrect. Muscle cramps in acute renal failure are often related to electrolyte imbalances, including high potassium levels. Encouraging the consumption of potassium-rich foods would exacerbate the issue.
B. Incorrect. Muscle relaxants may not be appropriate for all clients, and the underlying cause of the muscle cramps should be addressed first.
C. Correct. Applying warm compresses to the affected muscles can help relax muscle tension and provide relief from muscle cramps.
D. Incorrect. Gentle stretching exercises may not be appropriate for a client experiencing muscle cramps, as stretching could exacerbate the discomfort.
Correct Answer is B
Explanation
A. Incorrect. Elevated blood pressure is not typically an initial assessment finding in acute renal failure. In fact, it is more common to see low blood pressure (hypotension) due to decreased blood flow to the kidneys.
B. Correct. One of the hallmark manifestations of acute renal failure is decreased urine output (oliguriA. or even no urine output (anuriA. . This is often accompanied by low blood pressure as a result of decreased kidney function.
C. Incorrect. Acute renal failure usually leads to changes in blood pressure and urine output. Stable blood pressure and urine output are not typical initial assessment findings in this condition.
D. Incorrect. High blood sugar levels and frequent urination are not directly related to acute renal failure. These symptoms are more characteristic of diabetes mellitus.
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