Response of HER2 positive gallbladder adenocarcinoma to trastuzumab emtansine (T-DM1): a case report and literature review
The incidence of biliary tract carcinoma (BTC) is gradually increasing, particularly in Asia where it is most common. Compared with other tumors, it has a low incidence but high mortality and is detected at an advanced stage. Metastatic BTCs have fewer options for systemic therapy and limited treatment options beyond s...