Relationship of Oncotype Dx score with tumor grade, size, nodal status, proliferative marker Ki67 and Nottingham Prognostic Index in early breast cancer tumors in Saudi Population

Oncotype Dx is a 21-gene recurrence score, which is used as a diagnostic tool for the recurrence of breast cancer. It is also used to determine the benefit of chemotherapy for breast cancer in early stages. This study investigates the relationship of Oncotype Dx with pathological prognostic markers of protein Ki 67, Nottingham Prognostic Index (NPI) and tumor grade.Data for early breast cancer patients treated at our tertiary care center was...