The goal of this clinical trial is to learn about the efficacy and safety of trastuzumab emtansine (T-DM1) in the treatment of patients with advanced HER2-positive breast cancer after TKIs or HP therapy. The main questions it aims to answer are: * The objective response rate of patients receiving T-DM1 therapy with advanced HER2-positive breast cancer after TKIs or HP therapy. * The adverse events and prognosis of patients with advanced HER2-positive breast cancer who receive the T-DM1 therapy. * Changes of anti-tumor immunity during T-DM1 therapy in patients with advanced HER2-positive breas
For full eligibility, visit ClinicalTrials.gov.
Trialify translates complex eligibility criteria into plain yes-or-no questions to help you understand if this trial might be right for you.
Find HER2 Positive Breast Cancer Trials on Trialify →