Geisinger Medical Laboratories Test Catalog
URINE IMMUNOFIXATION, BENCE JONES PROTEIN, 24 HOUR URINE |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB3222 Geisinger Epic ID: 43121 | |
SPECIMEN COLLECTION |
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Specimen type: |
24-hour urine collection | |
Preferred collection container: |
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Specimen required: |
15 mL aliquot AND 5 mL aliquot of 24-hour urine, as above; minimum 10 mL and 2 mL, respectively. | |
Special notes: |
Mix well. Estimate total collection volume from 24-hour urine container. Remove required aliquot. Record total volume on both aliquot tube and request slip (if applicable). | |
SPECIMEN PROCESSING |
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Specimen processing instructions: |
Do not centrifuge. | |
Transport temperature: |
Refrigerated (preferred). Room temperature (stable 8 hours) and frozen specimens also acceptable. | |
Specimen stability: |
Room temperature: 8 hours. Refrigerated (2-8°C): 72 hours. Frozen: 6 months. | |
Rejection criteria: |
Stability limits exceeded; less than 6 mL of urine received. | |
TEST DETAILS |
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Reference interval: |
Not detected. | |
CPT code(s): |
86335 | |
Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Urine immunofixation with interpretation. | |
Methodology: |
Immunofixation |
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Synonyms: |
Urine immunoelectrophoresis (24-hour urine), UIFE (24-hour urine), UIEP (24-hour urine) Urine (24 hour) Immunofixation BJP 24-hour urine BJP24
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Clinical significance: |
Serum and urine immunofixation are primarily used to aid in the detection of monoclonal gammopathies. Monoclonal gammopathies have association with diseases such as multiple myeloma, lymphomas, leukemia, amyloidosis and Waldenstrom's macroglobulinemia. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu PhD, DABCC | |
Review Date: | 08/21/2023 |