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HelpTest Code LAB3502 Thyroid Antibody Group
Clinical System Name
Thyroid Antibody Group
Synonyms
Thyroid Peroxidase + Thyroglobuin Abs
TPO + TG AB
THY AB
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST, Red, Gold Microtainer, Green/Sodium Heparin, Lavender/EDTA, Lt. Green/Mint Top Lithium Heparin, Lt. Green/Lithium Heparin Microtainer
Preferred Vol: 1.5 mL
Minimum Vol: 1.0 mL
Note: Serum or plasma should be removed from separator for storage.
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: CPA fridge, FrigD rack.
Off-site collection: Spin blood. Transfer 0.5 mL serum or plasma to aliquot container. Send refrigerated.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| gel separator with serum | 2-8 C | 8 h |
| separated serum | RT | 8 h |
| 2-8 C | 7 d | |
| -20 C | 30 d |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M, W, F | 2 - 4 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chemistry
Phone Number: (206) 987-2617
CPT Codes
86376
86800
Methodology
Method: Chemiluminescent immunoassay by Alinity i
Analytical Volume: 0.50 mL serum
Limitations:
Reference Range
| All Ages | IU/mL |
| Anti Thyroid Peroxidase | < 5.6 |
| Anti Thyroglobulin Antibodies | ≤17.7 |