CONCLUSION: External carotid artery embolization with BGM , which significantly reduced the circulating drug level and employment dosage, could achieve the purpose of targeted tumor therapy.

• 结论:应用平阳霉素明胶微球进行动脉栓塞,可以显著降低全身血药浓度及用药剂量,达到肿瘤靶向治疗的目的。