Protein, Total, Urine
Also known as: UTP
Use
The Protein, Total, Urine test is designed to measure the protein concentrations in urine over a specified collection period. It is useful for diagnosing and monitoring kidney conditions, such as glomerulonephritis and preeclampsia, by evaluating renal function through protein loss in urine.
Special Instructions
Not provided.
Limitations
The quantitative spectrophotometry method used in this test can underestimate urinary light chains, which may affect result interpretation in cases of significant proteinuria or monoclonal gammopathy.
New York Approved
Methodology
Automated Analyzer (Clinical Chemistry)
Biomarkers
Creatinine
AnalyteTotal Protein
AnalyteUrine Total Protein/Creatinine Ratio
Analyte
LOINC Codes
- 35663-4 - Prot ?Tm Ur-mCnc
- 35674-1 - Creat ?Tm Ur-mCnc
- 2162-6 - Creat 24h Ur-mRate
- 2889-4 - Prot 24h Ur-mRate
- 13801-6 - Prot/Creat 24h Ur
- 19153-6 - Specimen vol ?Tm Ur
- 30211-7 - Specimen collect Time Spec
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Urine
Volume
Not provided
Minimum Volume
1 mL
Container
ARUP Standard Transport Tube
Collection Instructions
Transfer 4 mL aliquot of urine from a well-mixed collection. Record total volume and collection time interval on the transport tube and test request form.
Patient Preparation
Refrigerate during collection.
Storage Instructions
Refrigerated.
Causes for Rejection
Specimens collected in acid (such as those previously preserved with HCl).
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 24 hours |
| Refrigerated | 1 week |
| Frozen | 1 month |
Other tests from different labs that may be relevant