title: Evaluation of secondary amenorrhea.
mesh_terms: D000293:Adolescent; D000328:Adult; D000568:Amenorrhea / Q000145:classification / Q000209:etiology*; D004717:Endometrium / Q000503:physiopathology; D004967:Estrogens; D005260:Female; D005640:Follicle Stimulating Hormone / Q000032:analysis; D006801:Humans; D007030:Hypothalamo-Hypophyseal System / Q000503:physiopathology; D007986:Luteinizing Hormone / Q000032:analysis; D010049:Ovarian Diseases / Q000150:complications; D010911:Pituitary Neoplasms / Q000175:diagnosis; D011247:Pregnancy; D011372:Progestins
chemical_list: D004967:Estrogens; D011372:Progestins; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone