Adult interval. Pregnancy and pituitary disease require different interpretation.
Search results
422 resources27 duplicate listings grouped
What’s searchable?Binding abnormalities and severe illness may affect some free-hormone assays.
Useful in selected hyperthyroid states; not a sensitive stand-alone test for hypothyroidism.
Affected by thyroid-binding globulin, pregnancy, estrogen, and medications.
Affected by binding proteins and nonthyroidal illness.
No broadly accepted treatment target. Dr. Purser to define whether and how this is used.
The test method matters. Positive result supports thyroid autoimmunity but does not determine treatment alone.
The test method matters. Also affects thyroglobulin tumor-marker interpretation.
Ask your clinician to use the exact assay cutoff. Helpful in selected Graves disease questions.
This is not a general thyroid wellness target. It may be used for follow-up after certain thyroid conditions, alongside thyroid anatomy and antibody results.
Morning collection preferred for men. Method and age matter; confirm unexpected low values.
Mayo example age 20-24: M 5.25-20.7; F <0.13-1.08. Declines with age and is method-dependent.
About search coverage
Search looks for your words in titles, descriptions, available articles, learning guides, and video captions when available. The closest matches appear first. Duplicate posts are grouped, with links to other places you can read or watch them. Books, chapters, and reports have topic guides here; the original files and full book text are not available in this encyclopedia. Subscriber posts include a title and public summary; open Substack to read the full post.
