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Immunoelectrophoresis, serum and urine (087-0242)
Test Mnemonic:


Specimen Requirements:
Test Included:

Serum: Total Protein, Albumin, IgG, IgA, IgM, High Resolution electrophoresis, Interpretation and immunofixation as needed.  Urine: Qualitative Protein, High Resolution Electrophoresis, interpretation and Immunofixation as needed.


Routine venipuncture and 24 hour urine collection or random urine.


Routine venipuncture:  7 mL of blood in SST (gel barrier) preferred; red-topped tube acceptable (Min.: 3mL).  Urine:  10 mL random urine specimen collected in a sterile evacuated urine specimen tube or container with no preservative.     

Minimum Volume:

3 mL of blood and 10 mL of urine.


Delivered to Sample Management within 2 hours of collection.

Specimen Preparation:

Allow specimen to clot completely at room temperature. Centrifuge to separate serum from cells within 2 hours of collection. Transfer serum from collection tube to labeled plastic transport tube. 


Refrigerated for ≤ 72 hours; Frozen for ≤ 6 months.  (Avoid repeated freeze/thaw cycles).  

Causes for Rejection:

Incomplete and/or incorrect sample identification, improper storage/transport, and gross hemolysis or lipemia.

Reference Range:

By report (reports may vary based on instrumentation, patient age and sex)

Turnaround Time:

Routine: 48 hours; test is performed Monday - Friday




Monday – Friday: 7:00am – 3:30 pm


Special Chemistry



CPT 4 Code:



Blood sample is always require in conjunctin with Urine requrest and must be collected within 24 hours of each other. Not available on week-end.

When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent.
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