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What is thyroid cancers?.

 






thyroid cancer is a disease that begins in your thyroid gland your thyroid gland is located over your larynx or voice box it wraps around your trachea or windpipe your thyroid produces two hormones called hormone and calcitonin and secretes them directly into your bloodstream inside your thyroid follicular cells make hormone your body uses thyroid hormone to extend your energy and lift your blood heat when necessary for instance these effects help offset the warmth your body loses when exposed to weather para follicular cells in your thyroid make calcitonin calcitonin is thought to stimulate the formation of new bone if you have thyroid cancer it may be one of four types depending on the type of thyroid cell in which cancer started and the appearance of the cancer cells papillary carcinoma is the most common thyroid cancer and begins in follicular cells follicular carcinoma accounts for one in ten cases and also begins in follicular cells medullary carcinoma is less common and starts in Para follicular cells anaplastic thyroid carcinoma is a rare more dangerous form of thyroid cancer fie roid cancer like all cancers is an unrestrained growth of cells due tothe damaged genetic material in the cell's nucleus a tumor forms as the cells begin to accumulate over time a lump forms in your thyroid because the tumor enlarges you'll feel a lump in your neck over the thyroid you may have neck or throat pain hoarseness and trouble swallowing because the tumor grows around your trachea to treat thyroid cancer your doctor may recommend surgery followed by thyroid hormone therapy radiation therapy or chemotherapy surgery is the most common treatment for all types of thyroid cancer if you have surgery your doctor will usually remove your entire thyroid gland your doctor may remove nearby lymph nodes as well after surgery, your doctor may recommend thyroid hormone therapy without your thyroid your body will have low levels of thyroid hormone this condition stimulates the pituitary in your brain to release thyroid stimulating hormone increased levels of thyroid stimulating hormone cause any remaining thyroid cancer cells to grow faster if you're taking hormone it'll reduce the quantity of thyroid stimulating hormone circulating in your body which can prevent the cancer cells from growing if you've got anaplastic thyroid cancer and have already had surgery your doctor may recommend radiotherapy like external beam radiotherapy radiation damages and kills any remaining thyroid cancer cells after surgery,
your doctor may give you a pill containing another type of radiation therapy called radioactive iodine for any remaining thyroid cancer cells to absorb the radioactive iodine which kills them your doctor may recommend chemotherapy for anaplastic thyroid cancer that does not respond to surgery or radiation and has spread chemotherapy uses drugs to stop the progression of cancer by either killing the cancer cells or preventing further growth
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