title: [Amenorrhea, an ambiguous symptom].
mesh_terms: D000293:Adolescent; D000568:Amenorrhea / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy / Q000209:etiology; D000856:Anorexia Nervosa / Q000150:complications; D003937:Diagnosis, Differential; D004997:Ethinyl Estradiol / Q000627:therapeutic use; D005260:Female; D005836:Genitalia, Female / Q000002:abnormalities; D006801:Humans; D010049:Ovarian Diseases / Q000503:physiopathology
chemical_list: D004997:Ethinyl Estradiol
vernacular_title: Amenorrhö, ein vieldeutiges Symptom.