Goiters and Thyroid Nodules
Any enlargement of the thyroid gland can be called a goiter. A thyroid nodule is a growth, or lump, in or on the thyroid gland. A patient with a goiter can be either hypothyroid , hyperthyroid , or can have totally normal thyroid function. The presence of a goiter does not indicate how the thyroid gland is functioning. Some points about goiters and nodules: Thyroid surgery (thyroidectomy) for a goiter is not common. Goiters that contain either many thyroid nodules (multinodular goiter) or no thyroid nodules are usually not cancerous (malignant). Small thyroid nodules are detectable on ultrasound only. These are only a few millimeters in size in general. They usually have minimal clinical significance. The majority of thyroid nodules with bigger size are also benign and usually produce no symptoms at all. The majority of thyroid cancers appear as a single thyroid lump. A solitary thyroid nodule with a bigger size. Approximately 90% of all solitary t...