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HelpTest Code LAB467 Cytomegalovirus (CMV) Antibody, IgG, Serum
Reporting Title
CMV IgG
Methodology
Diasorin LIAISON®, Competitive Two-Step Chemiluminescence Assay
Used to aid in the determination of CMV infection.
Performing Laboratory
OhioHealth Laboratory Services-RMH special Testing
Specimen Requirements
Draw blood in a gold-top serum gel tube(s). Spin down and send 0.5 mL (pediatric volume: 0.2 mL) of serum refrigerated.
Note: A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated | 2 days |
| Ambient | ||
| Frozen | Stable |
Specimen Transport Temperature
Refrigerate/Ambient OK/Frozen OK
Reference Values
Negative: <0.6 U/mL
Equivocal: 0.6-0.69 U/mL
Positive: ≥0.7 U/mL
Recommend retesting patients with equivocal results within 1 week of original draw. Lack of antibody response does not exclude CMV infection if specimen was drawn very early in the disease. Positive results may not be valid if patient has received blood within past several months.
Day(s) Test Set Up
Monday through Friday 24/7
Saturday and Sunday day shift only
Test Classification and CPT Coding
86644