Immunofixation Electrophoresis, Serum

Gold Top

Tube Type

Important: Serum Protein Electrophoresis must be ordered/performed in additon to Immunofixation electrophoresis

Test ID LAB174
CPT Code(s) 86334
Group/Individual Test Individual
Laboratory Performed by: Special Chemistry Laboratory
Tube Station 30
Specimen Routine: 5 mL whole blood/Royal Blue/serum separator/gold top blood collection tubes; see important Comments
Micro: 2.5 mL blood/serum separator/gold top blood collection tube or red top microcollection device

Room Temperature: 4 hrs

Off Site Collections:
Centrifuge sample; aliquot serum (min vol 500µl) & refrigerate within 4 hours of collection.
Frozen: -18-30 °C, 14 days
Refrigerated: 7 Days
Ambient: Not acceptable
Availability Routine: Monday-Friday, not weekends/holidays; Not available STAT
Turnaround Time 3 Days
Reference Range Normal: Interpretation provided on report; call (984)974-2361 for questions regarding interpretation.
Methodology: Capillary Electrophoresis or Gel Electrophoresis
-Serum Protein Electrophoresis and IgA, IgG, IgM quantitations must be performed first.
-Immunofixation Electrophoresis is used for confirmation/identification of abnormal serum proteins.
-Samples must be received in Core Laboratory by 6:00 AM for same day testing.
-Multiple test requests with same sample type will require additional volumes for testing.
-Pediatric microcollection devices available from Phlebotomy Services

Reviewed by Christopher Parker on November 02, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514