Importance Breast cancer will be diagnosed in 12% of women in the United States over the
course of their lifetimes and more than 250 000 new cases of breast cancer were diagnosed …

Breast cancer is the most common cancer worldwide. The occurrence of breast cancer is
associated with many risk factors, including genetic and hereditary predisposition. Breast …

The therapeutic options for patients with noninvasive or invasive breast cancer are complex
and varied. These NCCN Clinical Practice Guidelines for Breast Cancer include …

Background Limited level 1 evidence is available on the omission of radiotherapy after
breast-conserving surgery in older women with hormone receptor–positive early breast …

In 2018, the predicted number of new breast cancers in 28 European Union (EU) countries
was 404 920, with estimated age-adjusted annual incidence of breast cancer of 144.9/100 …

Background We aimed to identify a five-fraction schedule of adjuvant radiotherapy (radiation
therapy) delivered in 1 week that is non-inferior in terms of local cancer control and is as …

Background Radiotherapy for breast cancer often involves some incidental exposure of the
heart to ionizing radiation. The effect of this exposure on the subsequent risk of ischemic …

In 2012, the estimated age-adjusted annual incidence of breast cancer in 40 European
countries was 94.2/100 000 and the mortality 23.1/100 000 [1]. The incidence increased …

Background Postmastectomy radiotherapy was shown in previous meta-analyses to reduce
the risks of both recurrence and breast cancer mortality in all women with node-positive …

Background Adjuvant and neoadjuvant breast cancer treatments can reduce breast cancer
mortality but may increase mortality from other causes. Information regarding treatment …