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| 58941:TORCH ANTIBODIES, IgM | |||||||||
| Methodology: | Enzyme-Linked Immunosorbent Assay (ELISA) / Chemiluminescence (CL) | ||||||||
| Edit Date: | 3/13/2009 | ||||||||
| Components: | Cytomegalovirus (CMV) Antibody, IgM / Herpes Simplex Virus (HSV) I & II Antibodies, IgM / Rubella Antibody, IgM / Toxoplasmosis Antibody, IgM | ||||||||
| Performed: | See individual tests | ||||||||
| Released: | 5-7 days | ||||||||
| CPT Code: | 86645 / 86694 / 86778 / 86762-90 | ||||||||
| Specimen Collection Details | |||||||||
| Collection: | One 7.5 mL serum separator tube (SST). Also acceptable: One 5 mL red top tube. | ||||||||
| Handling: | Allow to clot, centrifuge and separate serum from cells immediately. Refrigerate. Freeze at -20° C if specimen will not be assayed within 24 hours. Allow no more than one freeze/thaw cycle. If multiple tests are ordered, send separate specimen for this test. | ||||||||
| Standard Volume: | 2 mL serum. | ||||||||
| Minimum Volume: | 0.8 mL serum. | ||||||||
| Transport: | Refrigerated or frozen on dry ice. | ||||||||
| Rejection Criteria: | Gross lipemia or gross hemolysis; icteric specimen; heat inactivation; bacterial contamination; specimen frozen and thawed more than once; refrigerated specimen received in laboratory more than 24 hours after collection. | ||||||||
| *Cytomegalovirus (CMV) Antibody, IgM | <0.9 IV |
Negative: No significant level of detectable CMV IgM antibody.
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| 0.9-1.0 IV |
Equivocal: Repeat testing in 10-14 days may be helpful.
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| >1.0 IV |
Positive: IgM antibody to CMV detected, which may indicate a current or recent infection.
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| *Herpes Simplex Virus (HSV) 1 & 2 Antibodies, IgM | < 0.90 IV |
Negative: No significant level of detectable HSV antibody.
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| 0.90-1.09 IV |
Equivocal: Repeat testing in 10-14 days may be helpful.
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| ≥ 1.10 IV |
Positive: IgM antibody to HSV detected, which may indicate a current or previous HSV infection.
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| *Rubella Antibody, IgM | <0.90 IV |
Negative: No significant level of detectable Rubella IgM antibody.
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| 0.90-1.09 IV |
Equivocal: Repeat testing in 10-14 days may be helpful.
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| ≥ 1.10 IV |
Positive: IgM antibody to Rubella detected which may indicate a current or recent infection or immunization.
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| *Toxoplasma Antibody, IgM | ≤ 0.89 S/CO |
Negative: Non-reactive for IgM antibody to Toxoplasma gondii.
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| 0.90-1.09 S/CO |
Equivocal: Repeat testing in 10-14 days may be helpful.
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| ≥ 1.10 S/CO |
Positive: Reactive for IgM antibody to Toxoplasma gondii.
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| IV = Index Value | S/CO = Sample to Cut-Off Ratio | *For additional information, refer to individual test. | |||||||||||||||||