Hormone Therapy in Advanced Er+/her2- Negative Breast Cancer with Pi3k Inhibitors: a Review of the Literature


Breast cancer is a heterogenous disease, showing as several different clinical and histologic types. Most of breast cancers express hormone receptors for estrogen and progesterone, which are considered as estrogen receptor-positive and progesterone-receptor-positive, respectively. Endocrine therapy was the first class of target-directed therapy approved for… (More)