Goitre is caused by many factors such as: insufficient iodine in the diet due to inadequate intake of iodine-rich foods or high consumption of certain foods that neutralize iodine, namely cabbage, broccoli and cauliflower. Soy also induces goiter; drugs such as lithium and phenylbutazone; Thyroid cancer such as infiltrating papillary thyroid cancer, lymphoma, and anaplastic thyroid cancer; Thyroid nodules; Hyperthyroidism or hypothyroidism due to several causes; Thyroiditis like autoimmune thyroiditis (Hashimoto thyroiditis) and painless (postpartum) thyroiditis. Thyroiditis refers to inflammation of the thyroid gland.
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