Hyperthyroidism in the elderly can be characterized by symptoms such as fear of heat, excessive sweating, anxiety, etc. It can also be manifested as apathetic hyperthyroidism, such as fatigue and apathy. 1. Typical hyperthyroidism symptoms: Hyperthyroidism in the elderly can be manifested as typical symptoms of hyperthyroidism, such as fear of heat, excessive sweating, panic, fatigue, hand tremor, anxiety, irritability, diarrhea, weight loss and so on. 2. Indifferent type hyperthyroidism symptoms: some of the elderly onset of insidious, often do not have the typical symptoms of hypermetabolic symptoms, manifested as indifference type hyperthyroidism. This kind of patients will appear loss of appetite, fatigue, panic, chest tightness, shortness of breath, but also may have indifference, slow reaction and other symptoms. There are three main treatments for hyperthyroidism in the elderly, which are drug treatment, such as methimazole and propylthiouracil, as well as radioactive iodine treatment and surgery. Patients with hyperthyroidism should go to the hospital in time and be treated under the guidance of the doctor.