Endocrinology at UCSF Medical Center was ranked fourth in the nation, according to U.S. News & World Report. Our endocrinology and metabolism services include comprehensive consultation and treatment for patients with known or suspected diseases of the endocrine system, such as diabetes, hypothalamic and pituitary disease, adrenal disease, amenorrhea, hirsutism, male sexual dysfunction, osteoporosis and metabolic bone disease, abnormalities of the thyroid and parathyroid glands, renal stones and lipid disorders.