What does high t4 mean Meaning and Definition
What does high T4 mean
Pronunciation
Part of Speech
Synonym
Definition
A high T4 level refers to an elevated concentration of thyroxine (T4), a hormone produced by the thyroid gland, in the blood. Elevated T4 levels can be indicative of hypothyroidism, a condition characterized by an underactive thyroid gland.
Examples
- A blood test revealed high T4 levels in a patient with unexplained weight gain and fatigue.
- After taking medication to treat hypothyroidism, the patient’s T4 levels normalized.
Synonyms
- Hypothyroidism
- Thyroid dysfunction
Etymology
The term “T4” originates from the structure of thyroxine, a compound consisting of four iodine atoms (T4). The “T” refers to the thyroid gland, which produces the hormone.
Usage Notes
When referring to high T4 levels, it is essential to specify whether the individual has been diagnosed with hypothyroidism or is simply experiencing an abnormal T4 level.
Cultural References
Medical dramas and documentaries frequently discuss T4 levels and their implications for patients with hypothyroidism.
Idiomatic Expressions or Phrases
N/A
Related Words or Phrases
T3, Leptin, Cortisol
Collocations
T4 levels should be monitored regularly by patients with hypothyroidism.
Frequency of Use
High T4 levels are a common diagnosis in endocrinology, with a relatively high frequency of occurrence in medical practice.