CYTOMEGALOVIRUS (CMV) IgG and IgM ANTIBODY

Test Documentation
Specimen Required
Draw blood in a SST tube. Centrifuge, separate and send 2.0 mL serum (1.0 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Grossly hemolyzed, lipemic or icteric specimens

Methodology
Chemiluminescent Immunoassay

Stability
Room Temperature: Unacceptable; Refrigerated: 48 hours; Frozen: 14 days

Reference Range
Cytomegalovirus IgG:
   Negative:   <0.6 U/mL  
   Equivocal:   0.6-0.69 U/mL  
   Positive:   >=0.7 U/mL  
Cytomegalovirus IgM:     
Negative:   <30 U/mL  
Equivocal:   30-34.9 U/mL  
Positive:   >=35.0 U/mL  

Performed
Cytomegalovirus IgG:   Monday-Friday  
Cytomegalovirus IgM:   Monday, Wednesday, Friday  

Turnaround Time1-3 days
Test CodeCMVGM
CPT-4 Code (s)
86644, 86645
LOINC Codes
IgG   7852-7  
IgM   22249-7  

Warde
Medical
Laboratory