Disease pathophysiology
Definition of breast cancer Breast cancer is a malignant growth of cells in the breast. This type of cancer arises in the milk-producing glands when cells begin to divide in an uncontrolled way, forming a tumor. The most common neoplasm in breast cancer is the adenocarcinoma of the cells covering the terminal lobular unit (American Cancer Society, 2016; Stephan, 2016).
Prevalence of breast cancer
Breast cancer is the most common invasive cancer to affect women in North America, with more than 200,000 new cases each year, and worldwide, counting up more than 1,200,000. It is the second cause of cancer ...