肝癌射频消融术适应症有哪些

2025-03-15 11:15:40
推荐回答(1个)
回答1:

  肝癌只有25%左右的病人存在外科切除的机会。外科手术的局限性导致了多种替代性治疗方法的出现,射频消融就是效果较好的一种。射频电流穿过肿瘤中展开的RFA电极针,诱发电极针周围组织发生离子振荡,几分钟后发生摩擦生热,使肿瘤组织温度增加到80-110度,直接造成肿瘤细胞凝固性坏死。那么,哪些肝癌病人适合做射频消融呢?  ◆哪些肝癌病人可以做射频消融(适应症) ?   ◇单发肿瘤,最大直径≤5cm;【 射频消融治疗原发肝癌特点】  ◇或者肿瘤数目≤3个,最大直径≤3cm;   ◇肝功能分级Child-Pugh A或B,或经内科治疗达到该标准;   ◇没有脉管癌栓、邻近器官侵犯;   ◇不能手术切除的直径>5cm的单发肿瘤或最大直径>3cm的多发肿瘤,射频消融可作为姑息性治疗或联合治疗的一部分。   ◆注释  ◇对于那些大于5cm的肿瘤,射频消融联合其他抗肿瘤治疗,绝大多数患者仍然有效;   ◇门脉分支癌栓仍可以考虑治疗,其他有效的方法较少,射频消融联合其他微创治疗考虑仍为首选方案;   ◇不能手术切除的直径>5cm的单发肿瘤或最大直径>3cm的多发肿瘤,临床证实射频消融较其他治疗疗效显著;   ◇该治疗肝损伤小,恢复快,无免疫抑制作用,治疗次数较少,有临床治愈可能。【

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