肾癌射频消融术前栓塞 原理:
Yamakado 等人【1】,报告11例,12个大的肾癌(3.5-9cm)。其中两例为外生性肿瘤(exophytic tumo人)。采用PVA或无水酒精和碘油栓塞。当病人栓塞恢复后进行射频消融。12个肿瘤中9个肿瘤造影剂增强消失,平均随访13个月没有进展。
Nakasone 等人报告【2】,10例不可切除肾癌病人,肿瘤直径18-66mm。同一天栓塞后进行射频消融。平均随访47个月无复发。 1. Yamakado K, Nakatsuka A, Kobayashi S, Akeboshi M, Takaki H, Kariya Z, Kinbara H, Arima K, Yanagawa M, Hori Y, Kato H, Sugimura Y, Takeda K. Radiofrequency ablation combined with renal arterial embolization for the treatment of unresectable renal cell carcinoma larger than 3.5 cm: initial experience. Cardiovasc Intervent Radiol. 2006 May-Jun;29(3):389-94. 2. Nakasone Y, Ikeda O, Kawanaka K, Yokoyama K, Yamashita Y. Radiofrequency ablation in a porcine kidney model: effect of occlusion of the arterial blood supply on ablation temperature, coagulation diameter, and histology. Acta Radiol. 2012 Oct 1;53(8):852-6. |