This third-generation TSH assay can be considered a test for thyroid disease. A result within the accepted reference interval provides strong evidence for euthyroidism.

Thyroid Profile With TSH Test Number 000620 CPT 84436; 84443; 84479 Synonyms '99 Thyroid Profile + TSH Profile (Compliance)

Thyroid-stimulating Hormone (TSH) and Free T 4 Test Number 224576 CPT 84439; 84443 Synonyms TSH and Free T 4

Thyroxine (T 4) and Thyroid-stimulating Hormone (TSH) Test Number 024026 CPT 84436; 84443 Synonyms T 4 and TSH TSH and T 4

Test Includes Thyroid-stimulating hormone (TSH) with automatic reflex (as diagnostically warranted) to free thyroxine, free triiodothyronine, and/or thyroid peroxidase (TPO) antibodies. …

Expected Turnaround Time 1 - 3 days Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering …

This third-generation TSH assay can be considered a test for thyroid disease. A result within the accepted reference interval provides strong evidence for euthyroidism.

Dec 18, 2025 · It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 …

Serum TSH and its reference range gradually rise in the second and third trimesters, but it is noteworthy that the TSH reference interval remains lower than in nonpregnant women. …

Draw blood in gel-barrier tube and centrifuge. If red-top tube or green-top tube is used, centrifuge within 45 minutes of draw, remove the serum or plasma, and place in a transport tube and …