Bence Jones Quantitative, Urine

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General Information

Lab Name
Bence Jones Quant, URN
Lab Code
UBJ
Epic Ordering
Bence Jones Quantitative, Urine
Description

Bence Jones protein quantification by urine protein electrophoresis. NOT recommended as a stand-alone test, order Protein Electrophoresis Reflexive Panel, Urine instead.

Synonyms
BJQ, Light Chains (quantitative)-urine, Protein Electrophoresis-urine
Components

Interpretation

Method

Agarose Electrophoresis (AEP)

Reference Range
See individual components
Ref. Range Notes

Negative

Ordering & Collection

Specimen Type
Urine
Collection

24 HOUR URINE refrigerate during collection
Unacceptable: Specimen with preservatives or RANDOM Specimen

Handling Instructions

Caution: Collections of less than 10 mL will be cancelled.

Quantity
requested: 50 mL urine for Bence Jones; 10 mL urine total Protein
minimum: 25 mL urine (BJ); 5 mL urine total Protein

Processing

Processing

Measure and record TV,
Make 2 aliquots: 50 mL for Bence Jones- Imm
and 10 mL for Total Protein - Chem
SPS, 2 extra labels print, "LIMBJ1, LIMBJ2"; Send labels with the specimen to Immunology. DO NOT make extra aliquots, Immunology has to concentrate the URINE and uses the extra labels for the new concentrated specimen. Also make copy of request form for Immunology.

Performance

LIS Dept Code
Immunology (IMM)
Performing Location(s)
UW-MT Immunology
206-520-4600

Clinical Lab, Room NW220,
University of Washington Medical Center,
1959 NE Pacific street, Seattle, WA 98195

Frequency
Monday-Friday
Available STAT?
No

Billing & Coding

CPT codes
84156, 84166
LOINC
43110-6
Interfaced Order Code
UOW1736