Association between gut microbiota characteristics and therapeutic efficacy of multimodal combination therapy in hepatocellular carcinoma with portal vein tumor thrombus: a secondary analysis of a prospective phase II trial
BackgroundHepatocellular carcinoma (HCC) with portal vein tumor thrombus (PVTT) carries a poor prognosis. Although SBRT combined with cadonilimab and lenvatinib has shown encouraging antitumor activity in a prior prospective phase II trial, marked inte…