Thyroid disorders

Diseases of the thyroid gland
Hyper- and hypofunction (affects about 2% of the population):
 * Hypothyroidism (underactivity)
 * Hashimoto's thyroiditis / thyroiditis
 * Ord's thyroiditis
 * Postoperative hypothyroidism
 * Postpartum thyroiditis
 * Silent thyroiditis
 * Acute thyroiditis
 * Iatrogenic hypothyroidism
 * Hyperthyroidism (overactivity)
 * Thyroid storm
 * Graves-Basedow disease
 * Toxic thyroid nodule
 * Toxic nodular struma (Plummer's disease)
 * Hashitoxicosis
 * Iatrogenic hyperthyroidism
 * De Quervain thyroiditis (inflammation starting as hyperthyroidism, can end as hypothyroidism)

Anatomical problems:
 * Goitre
 * Endemic goitre
 * Diffuse goitre
 * Multinodular goitre
 * Lingual thyroid
 * Thryoglossal duct cyst

Tumors:
 * Thyroid adenoma
 * Thyroid cancer
 * Papillary
 * Follicular
 * Medullary
 * Anaplastic
 * Lymphomas and metastasis from elsewhere (rare)

Deficiencies:
 * Cretinism

Medication linked to thyroid disease includes amiodarone, lithium salts, some types of interferon and IL-2.