Outcomes of adjuvant treatments for resectable intrahepatic cholangiocarcinoma: Chemotherapy alone, sequential chemoradiotherapy, or concurrent chemoradiotherapy

Background Prospective randomized trials have not been used to evaluate the efficacy of adjuvant therapies after intrahepatic cholangiocarcinoma (ICC) resection. Methods We analyzed data from the Taiwan Cancer Registry database of ICC patients receiving resection. To compare outcomes, patients with ICC were enrolled and categorized into the following adjuvant treatment modality groups: group 1, concurrent chemoradiotherapy (CCRT); group 2,...