Items for "TSH reference range"

Where does subclinical hypothyroidism start? Implications for the definition of the upper reference limit for thyroid stimulating hormone

The upper limit of the TSH reference range is currently under discussion. In its recent guidelines, the National Academy of Clinical Biochemistry (NACB) recommended the use of 2.5 mIU/L, rather than 4 mIU/L, due to the fact that reference populations, on which the definition of the reference range is based, contain persons undergoing an initial phase of autoimmune thyroid disease...

Keywords: Thyreotropin, TSH-Referenzbereich, subklinische Hypothyreose, Schilddrüse