TORCH Antibodies, IgG
0050772
Ordering Recommendation
 
Mnemonic
TORCH IGG
Methodology
Semi-Quantitative Chemiluminescent Immunoassay/Quantitative Chemiluminescent Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube. Also acceptable: Serum from umbilical cord blood.  
Specimen Preparation
Allow specimen to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection. Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 1 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Refer to individual components.  
Remarks
  
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
 
 
Test Number Components Reference Interval
0050165Cytomegalovirus Antibody, IgG  
 
0.59 U/mL or less: Not Detected.
0.60-​0.69 U/mL: Indeterminate -​ Repeat testing in 10-​14 days maybe helpful.
0.70 U/mL or greater: Detected.
0050293Herpes Simplex Virus Type 1 and/or 2 Antibodies, IgG  
 
0.89 IV or less: Not Detected.
0.90-​1.09 IV: Indeterminate -​ Repeat testing in 10-​14 days may be helpful.
1.10 IV or greater: Detected.
0050771Rubella Antibody, IgG  
 
Less than 9 IU/mL: Not Detected.
9-​9.9 IU/mL: Indeterminate -​ Repeat testing in 10-​14 days may be helpful.
10 IU/mL or greater: Detected.
0050770Toxoplasma gondii Antibody, IgG Effective March 3, 2014
 
7.1 IU/mL or less: Not Detected.
7.2-​8.7 IU/mL: Indeterminate -​ Repeat testing in 10-​14 days may be helpful.
8.8 IU/mL or greater: Detected.
 
Interpretive Data
 
Note
 
CPT Code(s)
86644; 86694; 86317 x2
Components
Component Test Code*Component Chart Name
0050165CMV Antibody IgG
0050286HSV Type 1/2 Combined Ab, IgG
0050770Toxoplasma gondii Ab, IgG
0050771Rubella Antibody IgG
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • CMV Antibody IgG, HSV Type 1/2 Combined Ab, IgG
  • Rubella Antibody IgG
  • Torch panel
  • Toxoplasma gondii Ab, IgG