Endocrinologists usually treat patients who have menopause, diabetes (type I & type II), cholesterol disorders, adrenal disorders like Addison's disease, Cushing syndrome, Graves’ disease, bilateral polycystic ovaries, Hashimoto thyroiditis, prolactinoma, hypothyroidism and hyperthyroidism, primary hypogonadism treatment, and many more. The treatments are based on the type of disorder you have.