Thyroid Nodules
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The thyroid gland, small in size, is a small gland that lies within the neck region. Formed within the thyroid gland lie lumps that are either solid or filled with fluid. These lumps are known as nodules. While most of the time these lumps are harmless and noncancerous, they can sometimes be malignant, or cancerous. This is not usually discovered, unless they enlarge, until your physician detects it during a routine physical examination.
The signs and symptoms of a thyroid nodule are difficult to detect. They only way that a person detects them on their own is if they are felt or swelling is seen in the neck area. If by chance they excrete an excessive amount of thyroxine a person may notice some weight loss, note a rapid heartbeat, or are unusually nervous. Signs and symptoms of a malignant thyroid nodule are rapid growth, noticeably enlarged lymph nodes, and/or hoarseness or dyspnea.
Causes of a thyroid nodule are not altogether clear, but it is assumed that certain factors such as genetics, hypothyroidism or inflammation, or either low or nonexistent levels of iodine in the person’s diet. Several types of nodules are noted in the thyroid. The colloid nodule and follicular adenoma nodule are the benign types of thyroid nodules.
A cyst in the thyroid may be either benign (most likely fluid-filled) or malignant (most likely solid). Other types of thyroid nodules may be noted as well. They are known as hyperfunctioning, inflammatory, multinodular goiter, or thyroid cancer.
Quite common, certain risk factors can predispose a person to thyroid nodules. Unclear as to their causes a person who suffers from a thyroid nodule has family members who also have them. It is also seen in the more mature person as age advances. As well, women are more prone to thyroid nodules than are men. Exposure to radiation and thyroid conditions are also predisposing factors.
Complications, although not common, can occur with thyroid nodules. Some of these area heart difficulties, thyrotoxic crisis, and osteoporosis.
The diagnosis of a thyroid nodule is made most commonly during a physical examination. Other diagnostic testing may include imaging tests. Additional diagnostic measures may be given as well. These would include ultrasounds, biopsies, and/or thyroid testing.
Treatment for a thyroid nodule is done by careful and close observation, medications, such as hormone suppression therapy, surgery and/or radioactive iodine treatments.
If you are noticing any of the above signs or symptoms of thyroid difficulties see your physician as soon as possible. He or she will be able to rule out any underlying causes and additionally if necessary further diagnosis and treat your condition. Your health is important. Do not delay in taking important steps for your health.
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