Test Code UNA24 SODIUM, URINE, 24 HOUR
Additional Codes
LAB446
Performing Laboratory
Porter Hospital Laboratory
Specimen Requirements
Specimen Type: 24 Hr Urine
Container/Tube: Plastic Container
Specimen Volume: 5 ml; submit 2.0 mL urine
Specimen Minimum Volume: 1.0 mL
Collection Instructions:
1. Send 24 hour urine collection.
2. Place patient label on container, not on lid.
3. No preservative. Refrigerate specimen after collection.
4. Urine samples are stable for 4 days at 2 – 8ºC
Specimen Transport Temperature
Refrigerate
Day(s) Performed
Daily; Available STAT
Test Classification and CPT Coding
84300; 81050
Performing Location
Porter Hospital Laboratory
Normal Reference Values
SODIUM,U: 20-110 mEq/L SODIUM, 24 HR U: 40-220 mEq/L