What causes thyroid nodules to swell?
Correspondingly, what causes thyroid nodules to grow?
The majority of thyroid nodules are caused by an overgrowth of normal thyroid tissue. The cause of this overgrowth is usually unknown, but there is a strong genetic basis. In rare cases, thyroid nodules are associated with: Hashimoto's disease, an autoimmune disease that leads to hypothyroidism.
Secondly, when should I worry about thyroid nodules? We do not usually worry about nodules that are smaller than 1 cm in size or if we see a thyroid cyst (fluid-filled nodule), as they are usually benign. Other nodules either should be followed on ultrasound or evaluated further with a biopsy, depending on what they look like.
Secondly, can thyroid nodules get infected?
Inflammation. Occasionally, a thyroid nodule happens because of an inflammation of the thyroid gland, known as subacute thyroiditis. This condition is rare, but it can happen after a viral infection such as an upper respiratory virus, the flu, or mumps.
How do you treat an enlarged thyroid gland?
For inflammation of your thyroid gland, your doctor may suggest aspirin or a corticosteroid medication to treat the inflammation. If you have a goiter that is associated with hyperthyroidism, you may need medications to normalize hormone levels. Surgery.