- T tumor, IDC invasive ductal carcinoma, ILC invasive lobular carcinoma, TV tumor volume, IR interquartile range, ER estrogen receptor, ERP estrogen receptor positive, ERN estrogen receptor negative, PR progesterone receptore, PRP progesterone receptore positive, PRN progesterone receptore negative, c-erbB2 epidermal growth factor receptor, c-erbB2P epidermal growth factor receptor positive, c-erbB2N epidermal growth factor receptor negative, Tr Ttiple, TrN Triple negative, nTrN non Triple negative