Autoimmune disease
Medical term · A
A disease in which the immune system mistakenly identifies healthy tissues and organs as threats and responds by attacking and destroying them.
Related terms
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Immune systemThe way the body defends itself against infection, disease and outside substances.
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DiseaseAn abnormal condition in the body causing harm.
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Graves’ diseaseAn autoimmune disease that causes the thyroid gland to produce too much thyroid hormone. It is usually accompanied by an enlarged thyroid gland and swollen, bulging, red eyes that…
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Multiple sclerosisAn autoimmune disease in which the body’s immune system mistakenly attacks myelin, the substance that covers nerve fibers.