CDOS

Immunofixation (IFE), Serum

Test Code: 001685

Performing Lab: LabCorp

CPT Code: 86334 001 82784 003

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Synonym

Electrophoresis, Serum, IFE; IEP, Serum; IFE, Serum; Immunoelectrophoresis, Serum; Immunofixation; Serum IEP; Serum Immunoelectrophoresis; Serum Immunofixation

Specimen Type

Serum

Specimen Container

Red-top tube or gel-barrier tube

Volume

2 mL

Minimum Volume

1 mL(NOTE: This volume does NOT allow for repeat testing.)

Specimen Handling

Separate serum from red cells.

Patient Prep

Overnight fasting is preferred, but not required.

Unacceptable Conditions

Plasma sample

Temperature

Room temperature

Methodology

Electrophoresis followed by immunodiffusion against mono- specific antisera to immunoglobulin and individual heavy and light chains (IFE); turbidimetric quantitation of IgA, IgG, IgM

Stability

Room Temperature: 14 days
Refrigerated: 14 days
Frozen: 14 days

Result Code	Result Name	LOINC
001795	Immunofixation Result, Serum	14895-7
001776	Immunoglobulin G, Qn, Serum	2465-3
001784	Immunoglobulin A, Qn, Serum	2458-8
001792	Immunoglobulin M, Qn, Serum	2472-9

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