诊断甲状腺内肿块的常规方法是超声波图像测定技术,但超声波图像常常无法区分出肿块是良性的还是恶性的.从现有的统计数据来看,由超声波图像测定出的肿块,其中有90%是良性的.因此要科学地确定肿块的性质,还必须抽取腺液作活组织检验,才能做出最后的诊断.如何能对这种昂贵的、入 Conventional methods for the diagnosis of intrathyroidal masses are ultrasound imaging techniques, but ultrasound images are often unable to tell whether a mass is benign or malignant.On the basis of available statistics, 90% of the masses measured by ultrasound images are So to scientifically determine the nature of the mass, but also must extract the gland fluid for biopsy in order to make a final diagnosis .How can such an expensive, into