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Increased fT4 concentrations in patients using levothyroxine without complete suppression of TSH

INTRODUCTION: In our hospital, physicians noticed high free thyroxine (fT4) concentrations without complete suppression of thyroid-stimulating hormone (TSH) in blood samples of patients at the outpatient clinic, which appeared to occur more often following the introduction of a new fT4 immunoassay....

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Detalles Bibliográficos
Autores principales: Jansen, Heleen I, Bult, Marijn M, Bisschop, Peter H, Boelen, Anita, Heijboer, Annemieke C, Hillebrand, Jacquelien J
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Bioscientifica Ltd 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10083678/
https://www.ncbi.nlm.nih.gov/pubmed/36762702
http://dx.doi.org/10.1530/EC-22-0538