Radiotherapy in Carcinoma Breast

Radiotherapy therapy is one of the effective and curative methods for the treatment of cancer. One of the reasons for the growing popularity and increased outcome of radiotherapy is attributed to the tremendously enhanced capacity of detection and imaging quality with the reduced radiation dose. Breast cancer is the leading cause with the highest percentage incidence in women worldwide and is the leading cause of cancer death, especially in the developing world. Over 50% of breast cancer patients have been prescribed radiotherapy during their cancer disease management. The present chapter discusses a comprehensive approach to the role of radiotherapy in breast cancer, including the theory, different phases, and types, clinical aspects as well as the challenges involved in its optimal outcome. Chemotherapy, hormone therapy, etc., are the primary treatment modalities for breast cancer, outside of surgery. In this chapter, external beam radiation treatment is mainly discussed.