In the United States, autoimmune inflammation is the most common form of<unk>  while worldwide hypothyroidism and goiter due to dietary iodine deficiency is the most common. According to the American<unk>  Association in 2015, approximately 20 million people in the United States alone are affected by<unk> . Hypothyroidism affects 3-10% percent of adults, with a higher incidence in women and the elderly. An estimated one-third of the world's population currently lives in areas of low dietary iodine levels. In regions of severe iodine deficiency, the prevalence of goiter is as high as 80%. In areas where iodine-deficiency is not found, the most common type of hypothyroidism is an autoimmune subtype called Hashimoto's<unk> itis, with a prevalence of 1-2%. As for hyperthyroidism, Graves' disease, another autoimmune condition, is the most common type with a prevalence of 0.5% in males and 3% in females. Although<unk>  nodules are common,<unk>  cancer is rare.<unk>  cancer accounts for less than 1% of all cancer in the UK, though it is the most common endocrine tumor and makes up greater than 90% of all cancers of the endocrine glands.
Thyroid disease
Fibromyalgia
Pituitary disease
Heart failure
Endocrine disease
Thyroid neoplasm
Hematologic disease
Central nervous system tumor