Ordering Recommendation
Aid in the diagnosis and monitoring of monoclonal gammopathies using 24 hours urine specimens.
Mnemonic
U-PEP
Methodology
Semi-Quantitative Electrophoresis/Qualitative Immunofixation Electrophoresis
Performed
Mon-Fri
Reported
1-5 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
24-hour urine. Refrigerate during collection. Also acceptable: Random urine specimens and urine supernate.
Specimen Preparation
Transfer two 4 mL aliquots from well-mixed 24 hour collection to individual ARUP Standard Transport Tubes. (Min: 4 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Remarks
Record total volume and collection time interval on transport tube and test request form.
Stability
Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 1 month
Reference Interval
Test Number |
Components |
Reference Interval |
---|---|---|
Urine 24 Hour Protein | 40-150 mg/d |
Interpretive Data
Total urine protein measurement using this method characteristically underestimates urinary light chains.
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
84156; 84166; 86335
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020200 | Total Protein, Urine-per volume | 2888-6 |
0020215 | Urine 24 Hour Protein | 2889-4 |
0050688 | IFE Interpretation | 49277-7 |
0097110 | Total Volume | 19153-6 |
0097111 | Hours Collected | 30211-7 |
2002465 | Paraprotein Excretion/24 Hour | 42482-0 |
2002466 | Alpha-1 %, Urine | 17811-1 |
2002467 | Alpha-2 %, Urine | 17813-7 |
2002468 | Beta Globulin %, Urine | 17815-2 |
2002469 | Gamma Globulin %, Urine | 17817-8 |
2002478 | Albumin %, Urine | 17819-4 |
2002490 | Paraprotein %, Urine | 42484-6 |
3002262 | EER Monoclonal Protein Study, 24 Hour U | 11526-1 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Electrophoresis and Immunofixation, urine
- IFE
- Light Chain Disease Study
- Monoclonal Protein Study, urine
- Protein Electrophoresis, Urine
- Protein Fractionation, urine
- UEP
- UPEP
- Urine IFE
- Urine Protein Electrophoresis
Monoclonal Protein Study, 24 hour, Urine