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HelpTest Code LAB861 Cytomegalovirus Antibody, IgM
Additional Codes:
CMV IgM
Collection:
Specimen: Blood
Container: Serum Separator or Plain Red Top Tube
Volume: 7 mL; Minimum 3 mL
Pediatric Collection:
Two Gold or Red microtainers filled to 600 uL.
Storage Instructions:
Specimen may be held overnight at Room Temperature. Refrigerate for storage beyond 12 hours. Serum may be stored for up to 7 days at 2-8C. For longer storage, serum must be frozen at -20 or colder.
Turnaround Time (TAT):
Results reported same day as performed.
Test Availability:
Monday – Friday
Assay:
0.3 ml serum
Request Form:
Routine Laboratory Request Form
Send To:
UMC MAIN LABORATORY/ DIAGNOSTIC IMMUNOLOG
Reference Interval:
| Result | Status | Interpretation |
|---|---|---|
|
< 0.8 AI |
Negative | CMV IgM Antibodies were not detected |
| 0.9 - 1.0 AI | Equivocal | CMV IgM status not determined. Obtain an additional sample within an appropriate timeframe (2-3 weeks) for retesting. |
|
> 1.1 AI |
Positive | CMV IgM antibodies were detected which may indicate a current or recent infection. |
AI = Antibody Index