More women choose mastectomy.  Newer screening methods can detect breast cancer early, so mastectomy may be unnecessary.  So, why is it on the rise?
D001943:Breast Neoplasms / Q000175:diagnosis* / Q000601:surgery*; D055088:Early Detection of Cancer; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000706:statistics & numerical data; D008403:Mass Screening / Q000379:methods / Q000706:statistics & numerical data; D008408:Mastectomy / Q000706:statistics & numerical data*; D010342:Patient Acceptance of Health Care / Q000706:statistics & numerical data*; D019564:Unnecessary Procedures; D016387:Women's Health