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An enlarged thyroid gland can be caused by an iodine deficiency, Grave's disease or Hashimoto's disease, according to the Mayo Clinic. Other possible causes include thyroid nodules, pregnancy and thyroid cancer.


Mayo Clinic notes that a thyroid can become enlarged due to iodine deficiency, Graves’ disease, Hashimoto's disease, inflammation, pregnancy, multinodular goiter, thyroid cancer or solitary thyroid nodules. The American Thyroid Association reveals that thyroid enlargement or goiter can also occur wh


The treatment for an enlarged thyroid depends on an individual's symptoms, as well as the size of the thyroid and the underlying cause of the enlargement, according to Mayo Clinic. For example, a smaller thyroid growth may not need treatment, while larger ones may need surgery.


An abnormally enlarged thyroid gland is a condition called goiter, which often results from low iodine levels or irregular production of thyroid hormones in the body, explains Mayo Clinic. It also occurs due to the development of nodules in the thyroid gland.


The medical term for an enlarged thyroid gland is goiter, as stated by WebMD. Goiter is caused by excessive or insufficient hormone production or the individual's diet. When goiter is a result of diet, this is known as sporadic goiter.


Thyroid cancer and goiter are both major causes of thyroid problems and coughing, states WebMD and Healthline. Grave's disease (also known as Basedow's disease) is an autoimmune disease that leads to goiter if left untreated.


Coughing can be a symptom of an enlarged heart, according to the UCSF Medical Center. An enlarged heart does not necessarily cause symptoms, but if the heart becomes unable to pump blood efficiently, it can result in symptoms of heart failure, which include coughing.


High thyroid levels, or hyperthyroidism, is most commonly caused by Graves’ disease, but can also be caused by multinodular or toxic nodular goiters, excess consumption of iodine or medications that contain iodine, according to EndocrineWeb. More rarely, pregnant women or women who recently gave bir


Thyroid problems are caused by an underproduction or overproduction of the body's thyroid hormones. When the body doesn't produce enough of these hormones, hypothyroidism results, according to WebMD, and when the body produces too much thyroid hormones, hyperthyroidism results.


Medical thyroid problems have many causes, the primary ones being Graves’ disease, Subacute thyroiditis, removal of the thyroid gland, autoimmune disorders and too much iodine. These causes result in the production of an excessive or insufficient amount of thyroid hormone, according to WebMD.