If left untreated, more serious complications could result, including birth defects in pregnancy, increased risk of a miscarriage, bone mineral loss and, in extreme cases, death. Graves' disease is often accompanied by an increase in heart rate, which may lead to further heart complications, including loss of the normal heart rhythm (atrial fibrillation), which may lead to stroke. If the eyes are proptotic (bulging) enough that the lids do not close completely at night, dryness will occur – with the risk of a secondary corneal infection, which could lead to blindness. Pressure on the optic nerve behind the globe can lead to visual field defects and vision loss, as well. Prolonged untreated<unk>  can lead to bone loss, which may resolve when treated.
medical cause of Hyperthyroidism
medical cause of Hypothyroidism
medical diagnosis of Hyperparathyroidism
symptom of Hypothyroidism
medical cause of Precocious puberty
symptom of Hashimoto's thyroiditis
medical cause of Hyperparathyroidism
complications of Graves' disease