甲状腺腫拡大甲状腺起因首の腫れです。
A goitre or goiter is a swelling in the neck resulting from an enlarged thyroid gland. The term is also used to describe an enlarged thyroid. A goitre is associated with a thyroid that is not functioning properly. Worldwide, over 90% of goitre cases are caused by iodine deficiency. The term is from the Latin gutteria. Most goitres are of a benign nature.