A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Sodium, 24 Hour, Urine
Test CodeUNA24
Alias/See Also
Epic: LAB446
Preferred Specimen
Specimen Type: Urine
Collection Container: 24 hour collection kit
Specimen Volume: 3 mL
Minimum Volume
1 mL
Instructions
- Collect urine for 24 hours.
- Refrigerated specimen with 4 hours of complettion of 24-hour collection.
- This test does not require the use of a chemical preservative.
- Patient 24 Hour Collection Instructions
Processing 24-hour urine specimens
- Measure the total volume of the specimen.
- Mix the specimen well.
- Order 24URN in Soft and enter prompted information.
- Aliquot/transfer at least 3 mL specimen into plastic clear top (no additive) vacutainer tube.
- IL 24-hour Urine Pre-Analytical Processing Job Aid
Transport Container
Clear top (no additive) tube
Do not send the 24 hour collection kit/jug to the lab
Do not send the 24 hour collection kit/jug to the lab
Specimen Stability
Room temperature: 1 month
Refrigerated: 1 month
Frozen: 1 year
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Unlabeled, mislabeled, wrong tube type, QNS, exceeds specimen stability requirements.
Methodology
Indirect (diluted) Ion-selective electrode
Setup Schedule
Daily
Report Available
Same day
Reference Range
Male | |
6 -10 years: | 41 – 115 mEg/24 Hr |
10 – 14 years: | 63 – 177 mEq/24 Hr |
14 – 150 years: | 40 – 220 mEq/24 Hr |
Female | |
6 -10 years: | 20 – 69 mEq/24 Hr |
10 – 14 years: | 48 - 168 mEq/24 Hr |
14 – 150 years: | 40 - 220 mEq/24 Hr |
Performing Laboratory
Inova Laboratories
2832 Juniper Street
Fairfax, VA 22031
Last Updated: April 26, 2023
Last Review: N. Wolford, April 26, 2023