Hyperthyroidism is a chronic metabolic disease, which is a hypermetabolic syndrome caused by high concentration of thyroid hormones in the blood due to various reasons. The typical symptoms of hyperthyroidism are mainly as follows: a. Hypermetabolic symptoms, mainly fear of heat, excessive sweating and weight loss, excessive food and hunger, increased frequency of stools, panic and agitation, etc. Hyperthyroidism can manifest as diffuse goiter, nodular enlargement of the thyroid gland, and a few without goiter. Hyperthyroidism can manifest as protruding eyes, either unilaterally or bilaterally. Severe protrusion of the eyes is called malignant protrusion, which can involve the soft tissues around the eyes or even occur as total ophthalmoplegia. Treatment for hyperthyroidism includes oral antithyroid medication, surgery and iodine 131 therapy. Patients with hyperthyroidism need to choose the appropriate treatment method under the guidance of a doctor and according to the patient’s own wishes.