Can exposure to extreme temperatures affect thyroid hormone levels?

In the treatment and follow up of thyroid cancer, for certain procedures, you need a high level of thyroid stimulating hormone (TSH). A high level of TSH ... The increased TSH causes increased cellularity and hyperplasia of the ... TSH levels or being associated with thyrotoxic symptoms having low TSH levels. Sep 15, 2017 ... ... cause an apparen t increase in serum T4 with detectable TSH levels. These include: increased serum binding proteins (e.g., thyroxine binding ... The most common hormone pattern in nonthyroidal illness syndrome is low total and free T3, elevated rT3, and normal T4 and TSH levels, although T4 and TSH ... One study showed that NT-proBNP does not increase within 3 h of the onset of acute myocardial infarction ... Falsely elevated thyroid-stimulating hormone (TSH) ... For people with thyroid disease, certain things can cause fluctuations in TSH levels. These include disease progression, medication changes, pregnancy, ... Aug 11, 2023 ... High TSH is caused by autoimmune diseases, iodine deficiency, medication side effects, radiation therapy, radioactive iodine therapy, thyroid ... Apr 14, 2009 ... Unexplained elevated TSH without a coexisting low fT4, in the absence of clinical features suggestive of hypothyroidism or thyroxine replacement ... Jun 8, 2020 ... Values of < 0.1 mU/L of serum TSH and elevated thyroid hormone levels ... However, used for prolonged periods of time, it can cause intrauterine ... Drawing the TSH too early. I practice in a state that screens newborns using Tsh levels instead of T4 levels. In my experience, the most common reason for an ...