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PROTEIN ELECTORPHORESIS, URINE
Number 365
CPT Code 84166
Alias PROTEIN ELECTROPHORESIS, URINE
Specimen Container Plastic Screw Cap Vial
Specimen Type Random Urine
Turn Around Time 
Days Performed 
Reference Range Normal pattern
Alternate Specimen 
Volume 20 mL Urine
Stability Ambient N/A
Stability Refrigerated Preferred
Stability Frozen N/A
Patient Preparation 
Methodology 

Electrophoresis on agarose media

Limitations 

May not detect pathologic light chains due to insufficient sensitivity. Should be followed with immunoelectrophoretic or immunofixation study performed on concentrated urine. Optimal specimen when looking for a free monoclonal light chain (Bence Jones protein) is a 24-hour collection.

Rejection Criteria 

Added preservative

Additional Instructions 
Performing Laboratory Reference Laboratory
TagsELECTROPHORESIS, FRACTIONATION, URINE, PROTEIN, UPEP, BENCE JONES

COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

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COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

Read More