INTRODUCTION: Breast cancer BC is a heterogenous disease and a major public health burden in Bahrain. Based on hormone receptor status ER, PR, and HER2 , BC can be divided into four molecular subtypes: Luminal A, Luminal B, HER2 , and Triple negative, each of which display distinct clinical behaviour. PATIENTS AND METHODS: This retrospective study included 216 patients diagnosed with BC between November 2017 and May 2019 at the Bahrain oncology centre. ...