An adjunct to anti-thyroid peroxidase (anti-TPO) autoantibody, antithyrotropin-receptor autoantibody, and thyroid-stimulating immunoglobulin measurements in the diagnosis of autoimmune thyroid diseases: Hashimoto disease, postpartum thyroiditis, neonatal hypothyroidism, and Graves disease.
Immediately following collection, thoroughly mix sample by gently inverting 5 times
Gold serum separator (SST) tube
Lt green plasma separator (PST)
Red/grey serum separator (SST) vial/tube, 10 mL
Lt green/lavender:
Immediately following collection, mix by inverting 8 - 10 times to prevent clotting
Lt green:
Spin within two (2) hours of sample collection
Lavender:
Red:
*If the specimen will not reach the AHL Central lab within 48 hours of collection:
Lt green plasma separator (PST)
False bottom plasma/serum transport vial/tube (AHL)
Red/grey serum separator (SST) vial/tube, 10 mL
Frozen (preferred) - 30 days
Freeze/thaw cycles - stable x1
Refrigerated - 48 hours
Ambient - 8 hours
Immunoenzymatic Assay
< 4.0 IU/mL