Impact of adjuvant chemotherapy after pancreaticoduodenectomy for distal cholangiocarcinoma: a propensity score analysis from a French multicentric cohort.

Our study did not demonstrate a survival benefit of adjuvant chemotherapy (mostly base on gemcitabine regimen) for DCC after PD even after propensity score matching. New trial specially designed for DCC is urgently needed to improve survival after surgical resection.