Surgeons continue to seek less inasie methods than the traditional radical nephrectomy (remoal of cancerous kidney) for the treatment of small tumors, and percutaneous cryoablation is now on the list.

• 对治疗比较小的肿瘤，外科医生都在寻求减少创伤性疗法来替代传统的全肾切除术（切除患癌的肾脏），现在，经皮冷冻消融术是一个可选方案。