Bence Jones Protein, Quantitative Free Kappa and Lambda Light Chains, Urine BJUR

Method(s) Qualitative Immunofixation Electrophoresis/Quantitative Nephelometry
Specimen Required
Collect

24 hour urine collection. Refrigerate during collection. Also acceptable: random samples and urine supernate.

Transport

Two 4 mL aliquots from a well-mixed 24 hour collection at 2-8°C. (Min: 3 mL)

Remarks Keep refrigerated at all times. Record total volume and collection time interval on transport tube and test request form. Random urine specimens are acceptable, but not preferred.
Stability

Ambient: 2 hours; Refrigerated: 1 week; Frozen: Unacceptable

Schedule Mon-Fri
Billing Code 5010625
CPTCode 84156, 86335, 83883x2
Preferred Specimen Collection Device(s)
Reference Interval
ComponentReference Interval
Albumin, UrineDetected
Alpha-1 Globulins, UrineNone Detected
Alpha-2 Globulins, UrineNone Detected
Beta Globulins, UrineNone Detected
Free Urinary Kappa Excretion/DaySee Laboratory Report
Free Urinary Kappa Light Chains0.14 - 2.42 mg/dL
Free Urinary Kappa/Lambda Ratio2.04 - 10.37(ratio)
Free Lambda Excretion/DaySee Laboratory Report
Free Urinary Lambda Light Chain0.02 - 0.67 mg/dL
Gamma, UrineNone Detected
IFE interpretationSee Laboratory Report
Total Protein10-140 mg/d
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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