Protein Immunofixation, Urine

Abbrev Code:UIEP   
Order Code:LAB3835Order Name:Protein Immunofixation Urine
Synonyms:Globulins, Urine; Kappa Light Chains, Urine; Lambda Light Chains, Urine; Myeloma Proteins, Urine; Immunoelectrophoresis for Myeloma Proteins, Urine; Light Chains, Urine
Methodology:Agarose immunofixation
CPT Codes: 86335 x1
Turnaround Time:Performed Mon-Fri; results are reported the same day.
Special Instructions:A 24 hour urine collection is preferred to detect trace amounts of protein. Random collections should be a first morning void.
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Urine Collection Procedure

Collection Instructions

Specimen:Urine, random or timed collection (2 to 24 hour)
Optimal Volume:Submit entire collection.
Container:Plastic leakproof container, sterile

Processing and Shipping

Specimen Processing:For timed collection: Mix collection well before aliquot is taken. Aliquot 20 mL, 10 mL minimum. For random collection: Submit entire collection. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Specimen may be frozen once, repeated freezing and thawing affects quality of results.
Test Performed at or Referral Lab UM Specialty Core/Prot/Endo (Sebia B) 


Reference Range:Urine normally contains trace amounts of albumin, alpha and beta globulins and gamma globulin.
Use:Qualitative identification of monoclonal gammopathies or free light chain globulins (Bence Jones proteins) in urine.

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