肝癌是较常见的恶性肿瘤,经导管肝动脉栓塞化疗术(transcatheter arterial chemo-embolization,TACE)目前被公认为是不适合手术切除的肝癌的首选治疗方法之一,但经化疗栓塞后原有的肝动脉供血系统受到影响,侧支循环必然建立,而进一步化疗栓塞困难较大,从而影响了疗效,近年来,射 Liver cancer is a common malignant tumor. Transcatheter arterial chemo-embolization (TACE) is currently considered as one of the first choice of treatment for liver cancer which is not suitable for surgical resection. However, after chemoembolization, Affected by the hepatic artery blood supply system, collateral circulation must be established, and further chemotherapy and embolization difficult, thus affecting the efficacy in recent years, the radio