Hyperthyroidism is caused by the release of too much thyroxine and triiodothyronine from the thyroid gland, primarily due to Graves' disease, which is an autoimmune disease characterized by an enlarged thyroid gland. Other causes include viral thyroiditis, excess dietary iodine, benign (noncancerous) tumors of the thyroid gland or pituitary gland and ovarian tumors.
Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Hyperthyroidism) that could possibly cause Hyperthyroidism includes:
The follow list shows some of the possible medical causes of Hyperthyroidism that are listed by the Diseases Database:
The following conditions have been cited in various sources as potentially causal risk factors related to Hyperthyroidism:
To research the causes of Hyperthyroidism, consider researching the causes of these these diseases that may be similar, or associated with Hyperthyroidism:
Causes of Types of Hyperthyroidism: Review the cause informationfor the various types of Hyperthyroidism:
Causes of Broader Categories of Hyperthyroidism: Review the causal information about the various more general categories of medical conditions:
Other conditions that might have Hyperthyroidism as a complication may, potentially, be an underlying cause of Hyperthyroidism. Our database lists the following as having Hyperthyroidism as a complication of that condition:
Conditions listing Hyperthyroidism as a symptom may also be potential underlying causes of Hyperthyroidism. Our database lists the following as having Hyperthyroidism as a symptom of that condition:
The following drugs, medications, substances or toxins are some of the possible
causes of Hyperthyroidism as a symptom.
This list is incomplete and various other drugs or substances
may cause your symptoms.
Always advise your doctor of any medications or treatments you are using,
including prescription, over-the-counter, supplements, herbal or alternative treatments.
Read more about medication causes of Hyperthyroidism
When combined, certain drugs, medications, substances or toxins may react causing Hyperthyroidism as a symptom.
The list below is incomplete and various other drugs or substances may cause your symptoms. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.
Read more about medication causes of Hyperthyroidism
The following medical news items are relevant to causes of Hyperthyroidism:
As with all medical conditions, there may be many causal factors. Further relevant information on causes of Hyperthyroidism may be found in:
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