Kappa Free Light Chains (Bence Jones Protein), Quantitative, Urine
0050689
Ordering Recommendation
Quantify and determine clonality of free kappa light chains (Bence Jones protein) in urine.
Mnemonic
BJQNTKAPP
Methodology
Quantitative Nephelometry/Qualitative Immunofixation Electrophoresis
Performed
Mon-Fri
Reported
1-5 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
- Patient Preparation
- Collect
- 24-hour urine. Refrigerate during collection. Also acceptable: Urine supernate.
- Specimen Preparation
- Transfer two 4 mL aliquots from a well-mixed 24-hour urine 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: 2 hours; Refrigerated: 1 week; Frozen: Unacceptable
Reference Interval
Total Protein: 10-140 mg/d
Albumin: Detected
Alpha-1 Globulins: None detected
Alpha-2 Globulins: None detected
Beta Globulins: None detected
Gamma Globulins: None detected
Free Kappa Light Chains: 0.14 - 2.42 mg/dL
Free Kappa Excretion/day: By report
IFE Interpretation: By report
Albumin: Detected
Alpha-1 Globulins: None detected
Alpha-2 Globulins: None detected
Beta Globulins: None detected
Gamma Globulins: None detected
Free Kappa Light Chains: 0.14 - 2.42 mg/dL
Free Kappa Excretion/day: By report
IFE Interpretation: By report
Interpretive Data
Note
Hotline History
View Hotline History
CPT Code(s)
84156; 86335; 83883
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0050025 | Albumin, Urine | 29946-1 |
0050050 | Alpha-1, Urine | 29945-3 |
0050055 | Alpha-2, Urine | 29947-9 |
0050120 | Urine Beta Globulin | 53772-0 |
0050285 | Gamma, Urine | 53773-8 |
0050565 | Total Protein | 2889-4 |
0050683 | Free Urinary Kappa Light Chains | 38176-4 |
0050684 | Free Urinary Kappa Excretion/Day | 38177-2 |
0050688 | IFE Interpretation | 13440-3 |
0097110 | Total Volume | 19153-6 |
0097111 | Hours Collected | 30211-7 |
Aliases
- IFE
- Bence Jones Protein quant
- Free Kappa Light Chains, IFE
- Free Urinary Kappa Light Chains
- Urinary Kappa Light Chains