There are many diseases and disorders associated with the thyroid. They can develop at any age and can result from a variety of causes—injury, disease, or dietary deficiency, for instance. But in most cases, they can be traced to the following problems:

 

  • Too much or too little thyroid hormone (hyperthyroidism and hypothyroidism, respectively).
  • Abnormal thyroid growth
  • Nodules or lumps within the thyroid
  • Thyroid cancer
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Some of the main thyroid disorders are

 

  • Goiters
  • Hyperthyroidism
  • Hypothyroidism
  • Solitary thyroid nodules
  • Thyroid cancer
  • Thyroiditis
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