Sodium, Urine 24 Hour
Test Mnemonic
UNAD
CPT Codes
- 84300 - QTY (1)
LOINC ®
2956-1
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 5 mL | Urine, 24-hour (well-mixed) | Clean container | Refrigerate during collection. | Refrigerated |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 14 days |
| Refrigerated | 14 days |
| Frozen | stable |
Days Performed
Mon - Fri
Turnaround Time
8 hours
Methodology
| Name | Description |
|---|---|
| Ion Selective Electrode (ISE) |
Reference Range
| Sodium, Urine 24 Hour | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 40 - 220 | mmol/24 hr |
Special Info
Indicate total volume on requisition.
Clinical Info
Evaluation of electrolyte balance, renal function