Search Results - "Van Uytfanghe, K."

Implementing reference systems for thyroid function tests – A collaborative effort by Vesper, H.W., Van Uytfanghe, K., Hishinuma, A., Raverot, V., Patru, M.M., Danilenko, U., van Herwaarden, A.E., Shimizu, E.

“…•IFCC C-STFT is maintaining the reference system for fT4 and TSH.•Implementation activities started in Japan and the US.•IFCC C-STFT survey results on…”
Get full text

Report of the IFCC Working Group for Standardization of Thyroid Function Tests; Part 2: Free Thyroxine and Free Triiodothyronine by THIENPONT, Linda M, VAN UYTFANGHE, Katleen, TOUSSAINT, Brigitte, BEASTALL, Graham, FAIX, James D, IEIRI, Tamio, MILLER, W. Greg, NELSON, Jerald C, RONIN, Catherine, ROSS, H. Alec, THIJSSEN, Jos H

“…Free thyroxine (FT4) and free triiodothyronine (FT3) measurements are useful in the diagnosis and treatment of a variety of thyroid disorders. The IFCC…”
Get full text

Report of the IFCC Working Group for Standardization of Thyroid Function Tests; Part 1: Thyroid-Stimulating Hormone by THIENPONT, Linda M, VAN UYTFANGHE, Katleen, TOUSSAINT, Brigitte, BEASTALL, Graham, FAIX, James D, LEIRI, Tamio, MILLER, W. Greg, NELSON, Jerald C, RONIN, Catherine, ROSS, H. Alec, THIJSSEN, Jos H

“…Laboratory testing of serum thyroid-stimulating hormone (TSH) is an essential tool for the diagnosis and management of various thyroid disorders whose…”
Get full text

Validation of 5 routine assays for serum free testosterone with a candidate reference measurement procedure based on ultrafiltration and isotope dilution–gas chromatography–mass spectrometry by Van Uytfanghe, K., Stöckl, D., Kaufman, J.M., Fiers, T., De Leenheer, A., Thienpont, L.M.

“…The analytical validity of free testosterone (FTe) analog immunoassays is subject to much controversy. We revisited the validation of 4 analog assays and 1 FTe…”
Get full text

Standardization of insulin and C-peptide – A status report by Van Uytfanghe, K., Thienpont, L.M.

“…It is important that assays used for insulin and C-peptide testing are metrologically traceable and meet predefined quality specifications. Realizing this is…”
Get full text

Electrochemical behaviour of sodium dithionite and sulfite at a gold electrode in alkaline solution by Westbroek, P, De Strycker, J, Van Uytfanghe, K, Temmerman, E

“…The role of the surface condition of a gold electrode in the electrochemical behaviour of sodium dithionite and sulfite has been studied in alkaline solution…”
Get full text

W259 Short to mid-term monitoring of alcohol abstinence: Phosphatidylethanol is your biomarker of choice, even when still positive by Van Uytfanghe, K., Heughebaert, L., Abatih, E., Stove, C.P.

Get full text

M066 COV2MS: A tool for simultaneous longitudinal epidemiological monitoring of a variety of pathogens by Van Puyvelde, B., Van Uytfanghe, K., Dhaenens, M.

Get full text

Cannabinoid receptor activation potential of the next generation, generic ban evading OXIZID synthetic cannabinoid receptor agonists by Deventer, Marie H., Van Uytfanghe, Katleen, Vinckier, Inge M. J., Reniero, Fabiano, Guillou, Claude, Stove, Christophe P.

“…In recent years, several nations have implemented various measures to control the surge of new synthetic cannabinoid receptor agonists (SCRAs) entering the…”
Get full text

Report of the IFCC Working Group for Standardization of Thyroid Function Tests; Part 3: Total Thyroxine and Total Triiodothyronine by THIENPONT, Linda M, VAN UYTFANGHE, Katleen, TOUSSAINT, Brigitte, BEASTALL, Graham, FAIX, James D, IEIRI, Tamio, MILLER, W. Greg, NELSON, Jerald C, RONIN, Catherine, ROSS, H. Alec, THIJSSEN, Jos H

“…Because total thyroid hormone testing is performed on many automated clinical chemistry instruments, the IFCC Scientific Division commissioned the Working…”
Get full text

Interpreting method comparison studies by use of the bland-altman plot: reflecting the importance of sample size by incorporating confidence limits and predefined error limits in the graphic by Stöckl, Dietmar, Rodríguez Cabaleiro, Diego, Van Uytfanghe, Katleen, Thienpont, Linda M

Get full text

Evaluation of a Candidate Reference Measurement Procedure for Serum Free Testosterone Based on Ultrafiltration and Isotope Dilution-Gas Chromatography-Mass Spectrometry by Van Uytfanghe, Katleen, Stockl, Dietmar, Kaufman, Jean M, Fiers, Tom, Ross, H. Alec, De Leenheer, Andre P, Thienpont, Linda M

“…To assess the analytical validity of free testosterone (FTe) measurements, a reference measurement procedure (RMP) is required. For steroids, isotope…”
Get full text

Reference measurement systems in clinical chemistry by Thienpont, Linda M., Van Uytfanghe, Katleen, De Leenheer, André P.

“…Background: In clinical chemistry, traceability of measurements is of high priority. Methods: In this literature review, current recommendations on the process…”
Get full text

Development of a simplified sample pretreatment procedure as part of an isotope dilution-liquid chromatography/tandem mass spectrometry candidate reference measurement procedure for serum total thyroxine by Van Uytfanghe, Katleen, Stöckl, Dietmar, Thienpont, Linda M.

Get full text

Feasibility Study of the Use of Frozen Human Sera in Split-Sample Comparison of Immunoassays with Candidate Reference Measurement Procedures for Total Thyroxine and Total Triiodothyronine Measurements by Thienpont, Linda M, Van Uytfanghe, Katleen, Marriott, John, Stokes, Peter, Siekmann, Lothar, Kessler, Anja, Bunk, David, Tai, Susan

“…Diagnostic manufacturers must ensure/document metrologically traceable assays. We report on a feasibility study of a split-sample comparison for that purpose…”
Get full text

Metrological traceability of calibration in the estimation and use of common medical decision-making criteria by Thienpont, Linda M, Van Uytfanghe, Katleen, Rodríguez Cabaleiro, Diego

“…This manuscript explains the establishment and validation of metrological traceability of calibration for routine measurement procedures using common medical…”
Get more information

Metrologic Traceability of Total Thyroxine Measurements in Human Serum: Efforts to Establish a Network of Reference Measurement Laboratories by Thienpont, Linda M, Van Uytfanghe, Katleen, Marriot, John, Stokes, Peter, Siekmann, Lothar, Kessler, Anja, Bunk, David, Tai, Susan

“…Assuring/demonstrating metrologic traceability of in vitro diagnostics necessitates the availability of measurand-specific reference measurement systems (RMSs)…”
Get full text

Calculation of measurement uncertainty in clinical chemistry by Stöckl, Dietmar, Van Uytfanghe, Katleen, Cabaleiro, Diego Rodríguez, Thienpont, Linda M

Get full text