![Frontiers | Thyroid Function in Preterm/Low Birth Weight Infants: Impact on Diagnosis and Management of Thyroid Dysfunction Frontiers | Thyroid Function in Preterm/Low Birth Weight Infants: Impact on Diagnosis and Management of Thyroid Dysfunction](https://www.frontiersin.org/files/Articles/666207/fendo-12-666207-HTML/image_m/fendo-12-666207-g001.jpg)
Frontiers | Thyroid Function in Preterm/Low Birth Weight Infants: Impact on Diagnosis and Management of Thyroid Dysfunction
![1 Thyroid Function Tests 1.TSH (normal range mU/L) 2.Free T4 (normal range ng/dL) 3.Free T3 (normal range pg/dL) - ppt download 1 Thyroid Function Tests 1.TSH (normal range mU/L) 2.Free T4 (normal range ng/dL) 3.Free T3 (normal range pg/dL) - ppt download](https://slideplayer.com/3394434/12/images/slide_1.jpg)
1 Thyroid Function Tests 1.TSH (normal range mU/L) 2.Free T4 (normal range ng/dL) 3.Free T3 (normal range pg/dL) - ppt download
![RunTheList on Twitter: "How can we use these labs to make the diagnosis of hyperthyroidism? We would expect: -TSH to be⬇️* -Free T4 to be⬆️** -Total T3 to be⬆️ * "appropriately low" RunTheList on Twitter: "How can we use these labs to make the diagnosis of hyperthyroidism? We would expect: -TSH to be⬇️* -Free T4 to be⬆️** -Total T3 to be⬆️ * "appropriately low"](https://pbs.twimg.com/media/EY3YQouWoAIAHwK.png)
RunTheList on Twitter: "How can we use these labs to make the diagnosis of hyperthyroidism? We would expect: -TSH to be⬇️* -Free T4 to be⬆️** -Total T3 to be⬆️ * "appropriately low"
![MEASUREMENT OF SERUM T3, T4 AND TSH FOR THE DIAGNOSIS OF THYROID DYSFUNCTION BY EMPLOYING ELISA METHODOLOGY | Semantic Scholar MEASUREMENT OF SERUM T3, T4 AND TSH FOR THE DIAGNOSIS OF THYROID DYSFUNCTION BY EMPLOYING ELISA METHODOLOGY | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/dfbdb89d3f50331cf8e3387d62ce48b8a4e9da93/2-Table2-1.png)