Question

Difficulty: MediumReduction of Risk Potential

A practical nurse is initiating a 24-hour urine collection for a client to evaluate renal function. To ensure the accuracy of the diagnostic test and reduce the risk of sample invalidation, in what order should the nurse implement the following steps?

  1. 1Provide the client with a collection receptacle for the toilet and explain the procedure.
  2. 2Instruct the client to empty the bladder completely and discard this initial urine.
  3. 3Document the exact time of the discarded void as the start of the 24-hour collection period.
  4. 4Transfer all subsequent voidings into the designated opaque container kept on ice.
  5. 5Ask the client to void one final time exactly 24 hours after the start time to conclude the collection.

Answer

The correct sequence is to first prepare the client with equipment and instructions, then have them empty their bladder and discard the initial urine, followed by documenting this exact start time. Afterward, all subsequent urine is collected and stored on ice, ending with one final void at exactly the 24-hour mark.
For a 24-hour urine collection, the procedure begins by ensuring client understanding and readiness. The actual collection period must start with an empty bladder, so the first void is discarded and that specific time is noted as the start. All subsequent urine is kept chilled to preserve the sample. Exactly 24 hours later, a final void is obtained and added to the container to capture all urine produced during the time frame.

Step-by-Step Solution

1
Provide equipment and explain the procedure.
The client is prepared to participate correctly.
Ensures compliance and proper technique from the beginning of the test.
2
Have the client empty their bladder and discard the urine.
The bladder is empty.
The 24-hour period must start with an empty bladder so only newly formed urine is measured.
3
Document the start time.
The 24-hour clock officially begins.
Accurate timing is critical for the diagnostic validity of a timed urine test.
4
Collect all subsequent urine and keep it on ice.
Urine is safely preserved.
Cold storage prevents specimen degradation and bacterial overgrowth.
5
Collect a final void exactly 24 hours later.
The collection is complete.
Captures the very last urine produced within the precise 24-hour window.

Key Concept

Proper chronological technique for a 24-hour urine collection ensures the diagnostic validity of the specimen and reduces the risk of having to restart the test.
Estimated Time:1m 0s
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