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Levothyroxine.: Levothyroxine, generic form of synthroid, has many advantages over armour thyroid. The armour product has significant batch to batch variation and has T3 (liothyronine) in it. Since the T3 (liothyronine) portion of armour has a very quick onset and short duration, it can wreak havoc with the ability to effectively treat hypothyroidism. Until there is a long-acting form of T3 (liothyronine) available, stick to levothyroxine. ...Read moreSee 1 more doctor answer
Nodules hypothyroid: The most common cause of low thyroid is autoimmune Hashimoto's thyroiditis. The lumps in the thyroid can and do exist with the Hashimoto's but don't cause the underlying problem. It is possible that a thyroid gland can become so full of thyroid nodules that it becomes unfunctional, but this is unusual. ...Read moreSee 1 more doctor answer
No affects or action: There are no affects or interactions. May sure your thyroid is regulated. Why are you taking an aromatase inhibitor? Breast ca? Make sure thyroid is normal so that you don't interfere with therapy. ...Read more
Yes, very common: Underactive thyroid is very common, estimated to affect about 5% of the us population. The most common cause is an autoimmune process where your body attack itself. Diagnosis is done through blood tests. Treatment is replacement of thyroid hormone, usually through a pill. ...Read moreSee 2 more doctor answers
Many: Some common symptoms are: fatigue, sensitive to cold, dry skin, constipation, hoarse voice, weight gain, high cholesterol, muscle ache/weakness, joint pain, heavy periods, brittle nails/hair, depression. Many other conditions can share these symptoms so if you suspect it, get a thyroid blood test. ...Read more
No: Separate process.Get a more detailed answer ›
I was diagnosed with underactive thyroid at 20 yrs old.. I moved..Then i was told it was fine. Is that possible? I'm 36 yrs now.
Taking ptu (propylthiouracil) for overactive thyroid and Clomid also; does smoking affect thyroid hormones?
Eye disease: Smoking will greatly increase your risk for developing grave's exophthalmopathy. Essentially, the eyes are pushed out because of immune deposits behind them. This will make it difficult for you to close your eyes. People go blind from this depending on severity. We don't understand why smoking increases your risk but it does. ...Read moreSee 1 more doctor answer
No routine: There probably isn't a routine age at which it is recommended that all people be tested for an underactive thyroid. However, older people can have an underactive thyroid with unusual symptoms or, essentially no symptoms at all. So many doctors will fairly routinely test their patients' thyroid functions when they are 65 or so. ...Read more
Blood tests: In the us the most commonly identifiable reason for an under active thyroid is autoimmune. Therefore, blood tests to look for anti thyroid antibodies would be helpful. ...Read more
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