title: Amenorrhea: observations based on the analysis of luteinizing hormone-releasing hormone testing.
mesh_terms: D000293:Adolescent; D000328:Adult; D000568:Amenorrhea / Q000097:blood / Q000209:etiology*; D003276:Contraceptives, Oral / Q000009:adverse effects; D004967:Estrogens / Q000097:blood; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D007987:Gonadotropin-Releasing Hormone; D006801:Humans; D007030:Hypothalamo-Hypophyseal System / Q000503:physiopathology; D007986:Luteinizing Hormone / Q000097:blood; D008875:Middle Aged; D010900:Pituitary Diseases / Q000150:complications; D011085:Polycystic Ovary Syndrome / Q000150:complications; D011388:Prolactin / Q000097:blood
chemical_list: D003276:Contraceptives, Oral; D004967:Estrogens; D007987:Gonadotropin-Releasing Hormone; D011388:Prolactin; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone