Preferred Label : Thyrotropin to Free Thyroxine Ratio Measurement;
NCIt synonyms : THS to Free T4 Ratio Measurement;
NCIt related terms : TSHT4FR; Thyroid Stimulating Hormone/Free T4; Thyrotropin/Thyroxine, Free;
NCIt definition : The determination of the ratio of thyrotropin compared to free thyroxine present in
a sample. The measurement may be expressed as a ratio or percentage.;
Alternative definition : CDISC: A relative measurement (ratio) of the thyrotropin to free thyroxine in a biological
specimen.;
NCI Metathesaurus CUI : CL1664593;
Origin ID : C181446;
UMLS CUI : C5557075;
Semantic type(s)
concept_is_in_subset