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Test Code UPEP24 Electrophoresis, Protein, 24 HR, U, LAB5287

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: 24-houre timed urine collection. No preservative.

Specimen Volume: 5 mL from a 24-hour timed urine collection.

Stability: Refrigerate specimen during collection, and send specimen refrigerated.

               Specimens may be stored at 2 to 8 °C for up to 7 days and frozen for up to 1 month.

Collection Instructions: Must obtain 24 hour urine jug from lab to start collection.

Note: Starting and ending times of collection are required for processing.

Reference Values

No established reference values

Useful For

The electrophoretic separation of serum or urine proteins is a screening procedure that aids in the diagnosis of pathophysiologic states associated with changes in protein quantity and molecular nature.

Day(s) Test Set Up

Monday through Friday

Methodology

Agarose Gel Electrophoresis

Test Classification and CPT Coding

81050-Timed urine measurement

84165-Electrophoresis