TOXOPLASMA IgG and IgM ANTIBODY

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.

Alternate Specimen
Serum: Red-top

Rejection Criteria
Grossly hemolyzed, lipemic, or icteric specimens

Methodology
Chemiluminescent Immunoassay

Stability
Room Temperature: Unacceptable; Refrigerated; 7 days; Frozen: 14 days

Reference Range
Toxoplasma IgG:
Negative:   <7.2 IU/mL  
Equivocal:   7.2-8.7 IU/mL  
Positive:   >8.7 IU/mL  
Toxoplasma IgM:
Negative:   <8 AU/mL  
Equivocal:   8-9.9 AU/mL  
Positive:   >=10 AU/mL  

Performed
Monday-Friday

Turnaround Time1-2 days
Test CodeTOXGM
CPT-4 Code (s)
86777, 86778
LOINC Codes
Toxoplasma IgG   8039-0  
Toxoplasma IgM   8040-8  

Warde
Medical
Laboratory