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HelpTest Code CMVG Cytomegalovirus (CMV) Antibodies, IgG, Serum
Reporting Name
Cytomegalovirus Ab, IgG, SUseful For
Determining whether a patient (especially transplant recipients and organ and blood donors) has had a recent infection or previous exposure to cytomegalovirus
Method Name
Multiplex Flow Immunoassay (MFI)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
| Heat-inactivated specimen | Reject |
Reference Values
Negative (reported as positive, negative, or equivocal)
Day(s) Performed
Monday through Saturday
CPT Code Information
86644
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CMVG | Cytomegalovirus Ab, IgG, S | 13949-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| CMVG | Cytomegalovirus Ab, IgG, S | 13949-3 |
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.Report Available
Same day/1 to 3 daysForms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.