Thyroid hyperplasia due to oral contraceptives.
D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005040:Ethynodiol Diacetate / Q000009:adverse effects; D005260:Female; D006801:Humans; D006965:Hyperplasia / Q000139:chemically induced; D008656:Mestranol / Q000009:adverse effects*; D011247:Pregnancy; D011372:Progestins / Q000009:adverse effects*; D013959:Thyroid Diseases / Q000139:chemically induced*; D013965:Thyroidectomy
D003276:Contraceptives, Oral; D011372:Progestins; D005040:Ethynodiol Diacetate; D008656:Mestranol