WebMar 5, 2024 · Not good: The exact answer depends on your general health, what other medical problems you current have, your age and the levels of the thyroid hormone ft4 and ft3. The cause of the low TSH is also important. In general, low TSH signifies hyperthyroidism. Hyperthyroidism is more dangerous than hypothyroidism. Death can … WebAlthough various professional health bodies have specified the normal range for TSH to be 0.4 - 4.5 mIU/L in the past, new regulations recognize that this range is too wide. Currently, …
Thyroid function tests - British Thyroid Foundation
WebIn general, when the TSH level is above the normal range, your TSH level is high. If it is below the normal range, the TSH level is low. For example, an average adult has a normal TSH level ranging from 0.4 – 4.2 mIU/L. If the … WebOver-replacement (e.g. if the TSH becomes undetectable) may cause osteoporosis and long-term harm to the cardiovascular system. The target is different in thyroid cancer where … function of the fornix
Normal TSH Levels: Healthy Levels vs Abnormal Levels & More
WebJan 1, 2007 · If the TSH is less than 0.1 and the free T4 is elevated, you probably have a hyperthyroid child, but even in early/mild hyperthyroidism, the TSH is invariably less than 0.1 and often less than 0.01. A low TSH is also not indicative of pituitary TSH deficiency. In such cases, the free T4 will be low and the TSH generally normal. WebOptimal range: 0.3 –4 mU/L Borderline high range: 4 –10 mU/L Thyroid stimulating hormone (TSH) regulates the amount of thyroid hormone produced by the thyroid gland. TSH levels increase (stimulating the thyroid gland) when thyroid hormone levels fall, and they decrease (reducing thyroid stimulation) when thyroid hormone levels increase. function of the function key