A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Cytomegalovirus Antibody (IgM)
Test Code8503
Alias/See Also
LAB957
CMV IgM
CMV IgM
CPT Codes
86645
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Transport Container
Transport tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Grossly icteric
Methodology
Immunoassay (IA)
Setup Schedule
Tues-sat
Report Available
2-5 days
Limitations
False-positive IgM test results may be due to the presence of heterophile antibodies or presence of rheumatoid factor.
Reference Range
AU/mL | Interpretation |
<30.00 | No antibody detected |
30.00-34.99 | Equivocal |
≥35.00 | Antibody detected |
Clinical Significance
CMV infections are common and usually asymptomatic. In patients who are immunocompromised, CMV may cause disseminated, severe disease. CMV may cause birth defects in a minority of infected newborns.
Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
33608 Ortega Highway |
San Juan Capistrano, CA 92675-2042 |