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HelpTest Code TXG Toxoplasma IgG Antibody
Laboratory Code
LAB501
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII) / Red Top
Volume: 5.0 mL / 6.0 mL blood
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 3 days |
| Refrigerate | 2 weeks (preferred) |
| Frozen | 1 year |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
Monday, Wednesday, Friday, TAT 2 - 4 days
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
Non-reactive: < 1.6 IU/mL
Grey Zone : 1.6 – < 3.0 IU/mL
Reactive: ≥ 3.0 IU/mL
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
A “reactive” result suggests past toxoplasma infection
Service Code
31855
LOINC Code Information
| Toxoplasma IgG value | 5388-4 |
|---|---|
| Toxoplasma IgG | 40677-7 |
Alias
TOXOG
Toxoplasma IgG Antibody
Toxoplasma gondii Antibody
Update
Last updated 21/02/2025