Understanding HER2 Testing in BTC: Detection and Clinical Approaches
March 12th 2025
Panelists discuss how molecular testing strategies at disease progression are evolving in biliary tract cancer (BTC), with particular focus on HER2-amplification detection methods including immunohistochemistry (IHC), fluorescence in situ hybridization (FISH), and next-generation sequencing (NGS), while noting that HER2 positivity occurs in approximately 5% to 15% of cases.