Thyroid tests

De Grande LAC, Van Uytfanghe K, Reynders D, Das B, Faix JD, MacKenzie F et al. Standardization of free thyroxine measurements allows the adoption of a more uniform reference interval. Clin Chem 2017; 63: 1642-1652. DOI: https://doi.org/10.1373/clinchem.2017.274407

Thienpont LM, Van Uytfanghe K, De Grande LA, Reynders D, Das B, Faix JD, et al. Harmonization of serum thyroid stimulating hormone measurements paves the way for the adoption of a more uniform reference internal. Clin Chem 2017; 63: 1248-1260 https://doi.org/10.1373/clinchem.2016.269456

Thienpont LM, Faix JD, Beastall G. Standardization of FT4 and harmonization of TSH measurements--a request for input from endocrinologists and other physicians. Endocr Pract. 2016; 22:374 https://doi.org/10.4158/1934-2403-22.3.374

De Grande LA, Goossens K, Van Uytfanghe K, Das B, MacKenzie F, Patru MM, Thienpont LM. Monitoring the stability of the standardization status of FT4 and TSH assays by use of daily outpatient medians and flagging frequencies. Clin Chim Acta. 2016 Apr 27. pii: S0009-8981(16)30157-7 https://doi.org/10.1016/j.cca.2016.04.032

Thienpont LM, Van Uytfanghe K, Van Houcke S, Das B, Faix JD, MacKenzie F, Quinn FA, Rottmann M, Van den Bruel A. A Progress Report of the IFCC Committee for Standardization of Thyroid Function Tests. Eur Thyroid J. 2014 Jun;3(2):109-116 https://doi.org/10.1159/000358270

Van Houcke SK, Van Uytfanghe K, Shimizu E, Tani W, Umemoto M, Thienpont LM. IFCC international conventional reference procedure for the measurement of free thyroxine in serum. Clin Chem Lab Med. 2011; 49: 1275-1281 https://doi.org/10.1515/CCLM.2011.639

Thienport LM, van Uytfanghe K, van Houcke S. Standardization activities in the field of thyroid function tests: a status report. Clin Chem Lab Med, 2010; 48: 1611-1618 https://doi.org/10.1515/CCLM.2010.321

Thienpont LM, Van Uytfanghe K, Beastall G, Faix JD, Ieiri T, Miller WG, Nelson JC, Ronin C, Ross HA, Thijssen JH, Toussaint B. Report of the IFCC Working Group for Standardization of Thyroid Function Tests; part 3: total thyroxine and total triiodothyronine. IFCC Working Group on Standardization of Thyroid Function Tests. Clin Chem. 2010; 56: 921-929 https://doi.org/10.1373/clinchem.2009.140228

Thienpont LM, Van Uytfanghe K, Beastall G, Faix JD, Ieiri T, Miller WG, Nelson JC, Ronin C, Ross HA, Thijssen JH, Toussaint B; Report of the IFCC Working Group for Standardization of Thyroid Function Tests; part 2: free thyroxine and free triiodothyronine. IFCC Working Group on Standardization of Thyroid Function Tests. Clin Chem. 2010; 56: 912-920 https://doi.org/10.1373/clinchem.2009.140194

Thienpont LM, Van Uytfanghe K, Beastall G, Faix JD, Ieiri T, Miller WG, Nelson JC, Ronin C, Ross HA, Thijssen JH, Toussaint B; Report of the IFCC Working Group for Standardization of Thyroid Function Tests; part 1: thyroid-stimulating hormone. IFCC Working Group on Standardization of Thyroid Function Tests. Clin Chem. 2010; 56: 902-11 https://doi.org/10.1373/clinchem.2009.140178

Thienpont IF, Beastall G, Christophides ND, Faix JD, Ieiri T, Jarrige V, Miller WG, Miller R, Nelson JC, Ronin C, Ross HA, Rottman M, Thijssen JH, Toussaint B. Proposal of a candidate international conventional reference measurement procedure for free thyroxine in serum. Clin Chem Lab Med 2007; 45: 934-936 https://doi.org/10.1515/CCLM.2011.639