结论介入治疗既可经肿瘤供养动脉注入化疗药物，肿瘤局部化疗药物浓度高，减少全身副作用，又可阻断肿瘤供养动脉，使肿瘤缺血坏死，达到治疗目的。
Conclusions Interventional therapy via the main tumor arteries enables administration of higher concentration of cytotoxic agents with minimal systemic side effects . It also leads to ischemic tumor necrosis .
经供养