Test Code SPEP Serum Protein Electrophoresis w/ Reflex to Immunotyping
Clinical Use
Accurate relative quantification of individual protein fractions and Qualitative detection and the characterization of monoclonal proteins.
Specimen
Venously collect a Gold top, serum seperator tube (preferred).
A Red Top serum tube may also be used.
Patient Preparation
No special patient preparation required.
Reference Range
Protein Zone |
Reference % Values |
Reference Protein Values (g/dL) |
Albumin |
55.8 – 66.1 |
3.2 – 5.4 |
Alpha-1 globulins |
2.9 – 4.9 |
0.2 – 0.4 |
Alpha-2 globulins |
7.1 – 11.8 |
0.4 – 1.0 |
Beta-1 globulins |
4.7 - 7.2 |
0.3 – 0.6 |
Beta-2 globulins |
3.2 – 6.5 |
0.2 – 0.5 |
Gamma globulins |
11.1 - 18.8 |
0.6 – 1.5 |
Immunotyping: No monoclonal immunoglobin present
Reportable Units
Fraction percent (%) and g/dL
Critical Values
None for this assay
Specimen Stability
Ambient: | 3 days |
Refrigerated (2 - 8)°C: | 10 days |
Frozen: (0°C and below) | 2 months |
Rejection Criteria
Hemolysis: | Grossly visible |
Icterus: | N/A |
Lipemia: | N/A |
Other: | QNS, Improper sample and/or handling. Other reasons deemed appropriate by laboratory staff. |
Performance Information
Days and Times: | M - F (8:00-1630) |
Expected Turnaround Time: | 48hrs (excluding weekends) |
Stat Availability: | None |
Performing Lab: | AP Green Special Chemistry |
Instrument/Methodology: | Capillary Electrophoresis by Sebia Capillarys 3 |
CPT Codes
84165, 84155; 86320(if reflexed)