Immunofixation with Free Light Chains, Quantitative, Urine IFEFLC
| Method(s) | Qualitative Immunofixation Electrophoresis/Quantitative Immunoturbidimetry | ||||||||||||||
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| Specimen Required | |||||||||||||||
| Collect | 24-hour urine. Refrigerate during collection. Also acceptable: Random urine specimens and urine supernate. |
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| Transport | Specimen Preparation: Transfer two 4 mL aliquots from a well-mixed 24-hour collection to individual tubes. (Min: 4 mL) |
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| Remarks | Record total volume and collection time interval on transport tube and test request form. |
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| Stability | (collection to initiation of testing): Ambient: Unacceptable; Refrigerated: 3 weeks; Frozen: 6 months |
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| Schedule | Daily | ||||||||||||||
| Billing Code | 5011899 | ||||||||||||||
| CPTCode | 84156; 86335; 83520 x2 | ||||||||||||||
| Preferred Specimen Collection Device(s) | |||||||||||||||
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