Test ID IFXED Immunofixation Heavy Chain Type Delta and Epsilon, Serum
Specimen Required
Patient Preparation: Fasting preferred but not required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 1 mL
Useful For
Identification and isotyping of monoclonal immunoglobulin heavy (IgD and IgE) and light chains
Documentation of complete response to therapy
Method Name
Immunofixation
Reporting Name
Immunofixation Delta and Epsilon, SSpecimen Type
SerumSpecimen Minimum Volume
See Specimen Required
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 28 days | |
Frozen | 28 days | ||
Ambient | 14 days |
Reference Values
Immunofixation Delta and Epsilon: No monoclonal IgD or IgE protein detected.
Immunofixation Delta and Epsilon, Flag: Negative
Performing Laboratory

Test Classification
This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
86334
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
IFXED | Immunofixation Delta and Epsilon, S | In Process |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
606458 | Immunofixation D and E | 74665-1 |
606981 | Flag, Immunofixation D and E | No LOINC Needed |
NY State Approved
YesDay(s) Performed
Monday through Friday