Hyperthyroidism may cause dry cough, usually in the case of goiter, hyperthyroidism heart disease and other conditions will cause dry cough. 1. Enlarged thyroid gland: If hyperthyroidism is accompanied by obvious enlargement of the thyroid gland, the compression of the trachea and the stimulation of the trachea can lead to coughing, which is usually dry, and accompanied by symptoms such as breathlessness. 2. Hyperthyroidism heart disease: usually patients with hyperthyroidism, if the long-term condition is not well controlled, may suffer from hyperthyroidism heart disease. Once the patient has a hyperthyroid heart disease, it may lead to cardiac insufficiency, pulmonary edema and other symptoms, which can cause the patient to cough. If the patient has a dry cough caused by hyperthyroidism, it is recommended to consult a doctor in time to avoid delaying the condition.