1. Introduction of the whole issue -- 2. Breast cancer epidemiology: incidence, risks and subtype -- 3. Personalized genetic breast cancer risk estimation with polygenic risk scores -- 4. Mathematical model forassessing breast cancer risk -- 5. Cost-effectiveness Analysis of multigene testing -- 6. Hereditary breast cancer: Its biology, subtype and clinical phenotype -- 7. Surgical risk reduction of breast cancer -- 8. Medical risk reduction of breast cancer -- 9. Screening for breast cancer with mammography -- 10. Breast cancer screening: Weighing the benefits and harms -- 11. Breast cancer screening according to individual risk -- 12. MRI: Detection of noninvasive diseases -- 13. Significance of MRI for women having dense breasts -- 14. Ultrasound: screening of breast cancer -- 15. Detection of breast cancer by PET -- 16. Radiowave mammography -- 17. Photoacoustic imaging of breast cancer.