Casandra
Casandra Test Code QD28002Version 1 (DRAFT)
Performing Lab
T4 (Thyroxine) Antibody
Clinical Use
Order TestUse
This test helps identify thyroxine (T4) thyroid hormone autoantibodies (THAAbs), which may interfere with T4 immunoassays in individuals with discordant serum T4 levels. THAAbs may be present in healthy individuals but are more common in patients with autoimmune thyroid diseases.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (Other)
Biomarkers
T4 (Thyroxine) Antibody
AnalyteT4 Antibody
Other • Binary (Detected / Not Detected)
Result Turnaround Time
5-9 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.5 mL
Container
Transport tube
Causes for Rejection
Gross hemolysis • Grossly lipemic • Plasma
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 28 days |
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