Cytomegalovirus IgM Antibody, Blood - Saskatoon
Discipline
Biochemistry
Overview
Alias
- CMV IgM Ab
- CMV (Acute – IgM)
- CMVA
Specimen Information
Specimen types accepted
- Serum
Specimen collection container
- Preferred Collection Container: Gold (Gel)
- Alternative Collection Container: Red
Required volume
- Optimal: 4.5 mL (Full collection tube)
- Minimum: 1.0 mL
(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)
- Pediatric: 1.0 mL
Transport and stability
- 4 weeks at 2 to 8°C, 3 months at -20°C
Rejection criteria
Testing Information
Clinical interpretation
- A Reactive result for CMV IgM indicates recent primary infection
Performance
Methodology
- Electrochemiluminescence Immunoassay (ECLIA)
Days/times performed
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Maximum laboratory time
- In hospital reported within 2 hrs
- Community urgent and inter-hospital reported within 4 hrs
- Community routine reported within 24 hrs
Specimen retention time
- 3 days
Other information
- For results that are reported as Indeterminate please repeat testing in 2 weeks if clinically indicated.
Last Updated: October 10, 2024