The endocrinology department mainly treats diseases related to the endocrine glands. The thyroid gland is one of the important endocrine glands in the human body, and most thyroid diseases are treated in the endocrinology department. Common thyroid diseases include chronic thyroiditis, subacute thyroiditis, simple goiter, hyperthyroidism and hypothyroidism, all of which are treated by endocrinology. Thyroid surgery in some hospitals is also classified as endocrinology, which also includes lesions such as thyroid nodules, benign thyroid tumors, and thyroid cancer. In addition, there are various endocrine glands in the body. In addition to thyroid diseases, endocrinology is also used to treat lesions of other endocrine organs. Common endocrinology diseases include diabetes, polycystic ovary syndrome, Cushing’s syndrome, as well as hypoadrenalism and uremia.