甲状腺癌是最常见内分泌系统的恶性肿瘤,发病率有明显升高趋势。据统计,美国2006年至2010年男性发病率增长了5.4%,女性发病率增长了6.5%~[1]。在我国,甲状腺癌的发病率为4.21/10万,居肿瘤发病率的第10位。甲状腺未分化癌(anaplactics thyroid carcinoma,ATC)占甲状腺癌的1%~2%,但因恶性程度高、发展迅速、容易导致局部压迫和远处转移,死亡率高达14%~39%~([2-3])。ATC除了很早期患者 Thyroid cancer is the most common endocrine system of malignant tumors, the incidence was significantly increased. According to statistics, the incidence of males in the United States increased by 5.4% from 2006 to 2010, and the incidence of females increased by 6.5%. [1] In our country, the incidence of thyroid cancer is 4.21 / 100,000, ranking 10th in the incidence of cancer. Anaplactics thyroid carcinoma accounts for 1% ~ 2% of thyroid carcinomas, but due to the high degree of malignancy, it develops rapidly and easily leads to local oppression and distant metastasis with a mortality rate as high as 14% -39% ([ 2-3]). ATC except for very early patients