[Full text] Understanding Patterns of Brain Metastasis in Triple-Negative Breast C | OTT – Dove Medical Press

Introduction
Breast cancer is the most frequently diagnosed malignancy and a leading cause of death in women worldwide.1 Triple-negative breast cancer (TNBC) is a highly malignant and invasive subtype of breast cancer, and is defined by the lack of estrogen receptor (ER), progesterone receptor (PR), and human epidermal growth factor receptor 2 (HER2/neu) expression.2 TNBC accounts for 15~20% of all breast cancer and is more common in young women under the age of 40. It has a high recurrence rate,…

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