Posted on 9/26/2024
TSH testing can help distinguish primary hypothyroidism from other causes of low serum T4 concentrations, such as pituitary gland dysfunction. In primary hypothyroidism, TSH is elevated in an attempt to stimulate the thyroid gland to produce more T4
TSH testing can help distinguish primary hypothyroidism from other causes of low serum T4 concentrations, such as pituitary gland dysfunction.
In primary hypothyroidism, TSH is elevated in an attempt to stimulate the thyroid gland to produce more T4;
In contrast, when T4 is low due to pituitary gland dysfunction, TSH may not be elevated or even decreased.
Veterinarians c...