Test Code UNA24 Sodium, 24 Hour, Urine
Additional Codes
Epic: LAB446
Specimen Required
Specimen Type: Urine
Collection Container/Type
Preferred: 24-hour Urine Collection
Submission Container/Tube: Clear top (no additive)
Specimen Volume: 3 mL
Collection Instructions:
- Collect a 24-hour specimen.
- Empty the bladder at the start of collection, this urine is discarded.
- Collect all urine after the initial void in the collection container.
- Measure and record the 24-hour volume.
- Record the exact start and completion times of the 24-hour collection on the container label.
Specimen Minimum Volume
1 mL
Specimen Stability
Room temperature: 1 month
Refrigerated: 1 month
Frozen: 1 year
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 |
Rejection Due To
Unlabeled, mislabeled, wrong tube type, QNS, exceeds specimen stability requirements.
Report Available
Same day
Method Name
Indirect (diluted) Ion-selective electrode
Day(s) Performed
Daily