Prophylactic mastectomy for prevention of the second primary.
D001943:Breast Neoplasms / Q000175:diagnosis / Q000517:prevention & control* / Q000601:surgery; D005260:Female; D006801:Humans; D008408:Mastectomy; D009378:Neoplasms, Multiple Primary / Q000175:diagnosis / Q000517:prevention & control* / Q000601:surgery; D013997:Time Factors; D014984:Xeromammography