BREAST CANCER
Breast cancer is a complex disease characterized by the uncontrolled growth of cells in breast tissue. Here’s an overview of its key aspects: 1. Types of Breast Cancer Invasive Ductal Carcinoma (IDC): The most common type, starting in the breast ducts and spreading to surrounding tissue. Invasive Lobular Carcinoma (ILC): Begins in the lobules (milk-producing glands) and can spread to nearby tissues. Ductal Carcinoma In Situ (DCIS): A non-invasive form where cells inside the ducts have changed but haven’t spread. Triple-Negative Breast Cancer: Lacks estrogen, progesterone, and HER2 receptors, making it more challenging to treat. HER2-Positive Breast Cancer: Characterized by the overexpression of the HER2 protein, often more aggressive. 2. Risk Factors Genetic Factors: Mutations in genes such as BRCA1 and BRCA2 increase risk. Age: Risk increases with age, particularly after 50. Family History: A family history of breast cancer can elevate risk. Lifestyle Factors: Obesity, a...