The causes of hyperandrogenism in women are complex, mainly polycystic ovary syndrome, congenital adrenocortical hyperplasia, adrenal origin diseases, etc., as follows: First, polycystic ovary syndrome: polycystic ovary syndrome is the most common cause of hyperandrogenemia in women, which is usually manifested as menstrual disorders, hyperandrogenemia, often accompanied by obesity, insulin resistance and metabolic abnormalities. Second, congenital adrenal hyperplasia: congenital adrenal hyperplasia can also lead to hyperandrogenemia. Third, adrenal origin diseases: some adrenal origin diseases, such as Cushing’s syndrome, bilateral adrenal nodular hyperplasia, adrenal tumors or cancer, can also lead to hyperandrogenemia. Fourth, other diseases: there are other diseases, such as hyperprolactinemia, hypothyroidism, can also lead to hyperandrogenemia.