Test Code LAB0209130 Sodium, Urine, 24 Hour
Additional Codes
EPIC Test Codes | |
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LAB0209130 | SODIUM, 24HR, URINE |
Reporting Title
Sodium, Urine, 24hr
Methodology
Ion-Selective Electrode (ISE) Diluted (Indirect)
Performing Laboratory
Rice Memorial Hospital
Specimen Requirements
Specimen Type: Urine, 24 hour
Container/Tube: Collection container (available from Rice Lab)
Submission Container/Tube: Plastic conical or transport tube
Specimen Volume: 5 mL
Specimen Minimum Volume: 0.5 mL
Collection Instructions:
1. No preservative is required.
2. Instruct patient to void at the beginning of the collection period and discard the specimen.
3. Collect all urine, including the final specimen voided at the end of the collection period.
4. Measure and record urine volume, date and time collected, and collection interval.
5. Aliquot 5 mL of well mixed specimen into a pour off tube.
Additional Information:
1. 24-Hour volume is required.
2. See Collection Instructions: Timed Urine Specimens in Special Instructions.
Specimen Transport Temperature
Refrigerated (preferred) up to 45 days/Frozen up to 1year/Ambient up to 45 days
Reference Values
40-220 mmol/24 Hr
Day(s) Test Set Up
Monday through Sunday
CPT Coding
84300-Sodium, urine
81050-Urine timed measurement (if appropriate)