Analysis of trastuzumab therapy's efficacy with or without pertuzumab combination in the metastatic HER2-positive breast cancer an oncology hospital of Pernambuco
ABSTRACT Objectives: To evaluate the efficacy between trastuzumab-only or pertuzumab plus trastuzumab therapies in metastatic HER2-positive breast cancer patients. Material and Methods: At Hospital de Cancer de Pernambuco (HCP), Recife, Brazil, a cross-sectional study was carried out. One hundred seventy-two patients with HER2-positive metastatic breast cancer (BC) were divided into two groups....