الثلاثاء، 31 يوليو 2012

What is Graves' disease?

Graves' disease is a disease of autoimmune disorder, which affects the thyroid gland and cause an overactive thyroid gland. And is one of the most common type of overactive thyroid prevalent.And it affects men and women, but it is more prevalent in women. And usually starts at the age of twenty years. And returns the name of the disease by that name to the name of the Irish doctor (Robert Graves Robert Graves) who first described the disease for over 150 years ago.
Reasons for CausesGraves' disease is caused by an imbalance in the body's immune system. Usually the immune system protection against any foreign objects enter the body such as bacteria and viruses. This is done through the formation of immune system antibodies by the type of blood cell called lymphocytes. Whereupon those antibodies to attack foreign bodies and destroy them and eliminate them.

And it often happens defect in the immune system begins lymphocytes form antibodies attack the body's tissues and destroy them. And this is what happens in the case of Graves' disease, where antibodies are constipated in the surface cells of the thyroid gland and the Bthvezha to produce a large amount of Iierwid hormones (thyroid hormones). And lead to an overactive thyroid gland. And found that the imbalance in the immune system and Graves disease is often after exposure to stress and pressure very nervous.

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