Phosphorus, Urine Timed
Test Mnemonic
UPHOST
CPT Codes
- 84105 - QTY (1)
LOINC ®
35673-3
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 5 mL | Urine, timed (well-mixed) | Clean container | Refrigerate during collection. | Refrigerated | Indicate hours of collection and volume on requisition. |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 1 week |
| Frozen | 1 week |
| Refrigerated | 6 months when acidified |
Days Performed
Mon - Fri
Turnaround Time
8 hours
Methodology
| Name | Description |
|---|---|
| Ammonium Molybdate |
Reference Range
| Phosphorus, Urine Timed | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | 38 - 54 | mg/hr |
Special Info
Refrigerate during collection. Indicate hours of collection.
Clinical Info
Evaluation of electrolyte disorders, kidney function, kidney stone risk.