Biliary tract cancers (BTCs) are aggressive malignancies often diagnosed at advanced stages, with limited therapeutic options after progression on gemcitabine-cisplatin (GP) therapy. While liposomal irinotecan with fluorouracil and leucovorin (Nal-IRI/FL) has shown efficacy in prior trials, outcomes have been inconsistent, and real-world data remain limited.
Park et al. (Sun,) studied this question.