Test Code UNA Sodium, 24 Hour, Urine
Methodology
Ion-Selective Electrode (ISE)
Performing Laboratory
Huntsville Hospital Laboratory/ Madison Hospital Laboratory
Specimen Requirements
Submit an entire 24-hour urine collection in a urine container.
No preservative. Refrigerate specimen during collection, and send
specimen refrigerated.
Note: 1. Starting and ending times
of collection are required on request form for
processing.
2. Follow instructions in “Urine
Collection—Huntsville Hospital Health System
Laboratory” in “Special
Instructions.”
Reference Values
40-220 mEq/L/24 hours
Day(s) Test Set Up
Monday through Sunday
CPT Coding
81050 - urine timed measurement
84300 - sodium
Special Instructions
Secondary ID
HHA1410
LOINC Coding
Test Name | LOINC Code |
---|---|
Sodium, 24 Hour, Urine |
2956-1 |
Total Volume | 3167-4 |
Urine Sodium, Random | 2955-3 |
Urine Sodium, 24 hr | 2956-1 |
Specimen Stability Information
Specimen Type |
Temperature |
Time |
Urine, 24 hr collection |
Refrigerated |
7 days |
Reject Due To
Hemolysis |
NA |
Lipemia |
NA |
Icterus |
NA |