Epidemiology of Ductal Carcinoma In Situ -- Role of Screening Mammography in Early Detection/Outcome from Breast Cancer -- Imaging DCIS: Digital/Film Screening Mammography, Tomosynthesis, MRI, Ultrasonography -- Pathology of Ductal Carcinoma In Situ: Features and Diagnostic Challenges -- Molecular Markers in DCIS -- History of Ductal Carcinoma In Situ Management Based Upon Data from Prospective, Randomized Clinical Trials -- Extent and Role of Margin Control for DCIS Managed by Breast-Conserving Surgery -- Ductal Carcinoma In Situ Treated With Breast Conserving Surgery Alone -- DCIS Managed with BCS: Whole-Breast XRT vs. Partial Breast XRT -- Anti-HER2/neu Therapy in DCIS -- Role of Genetic Profiling and Recurrence Scores in Treatment Planning for DCIS -- DCIS and Sentinel Lymph Node Biopsy -- Role of Postmastectomy Radiation for DCIS -- Monitoring and Surveillance Following DCIS Treatment -- DCIS and Hereditary Susceptibility for Breast Cancer -- Introduction, Evolution and Application of the Van Nuys Prognostic Index in DCIS -- Disparities in DCIS Detection and Outcomes Related to Race/Ethnicity.