甲状腺癌是最为常见的内分泌恶性肿瘤之一,占头颈部肿瘤的首位,约占全身恶性肿瘤的4%,临床发现的甲状腺结节中有5%~10%为甲状腺癌[1],我国甲状腺癌发病率逐年增加[2]。基因是遗传信息的物质载体,恶性肿瘤与基因的关系现在已经得到公认,即基因的变化是肿瘤发生、发展的必要条件 Thyroid cancer is one of the most common endocrine malignancies, accounting for the top of head and neck cancer, accounting for about 4% of systemic malignancies, thyroid nodules are found in 5% to 10% of thyroid cancer [1], our country The incidence of thyroid cancer increased year by year [2]. Gene is the material carrier of genetic information, the relationship between malignant tumors and genes has now been recognized that genetic changes are necessary for the occurrence and development of tumors