近年来,肿瘤标志物(tumor marker,TM)已成为癌症早期诊治的研究热点。肿瘤标志物是反映肿瘤存在的化学类物质,它们或不存在于正常成人组织而仅见于胚胎组织,或在肿瘤组织中的含量大大超过在正常组织中的含量,它们的存在或量变可以反映出肿瘤组织的发生、性质、细胞的分化及其功能,也可以对肿瘤的诊断、分类、治疗、评价疗效及预后判断提供指导。 In recent years, tumor marker (TM) has become a hot research topic in the early diagnosis and treatment of cancer. Tumor markers are chemical species that reflect the presence of a tumor. They are either found in normal adult tissue but only in embryonic tissue, or in tumor tissue much more than in normal tissue, their presence or amount of change can be reflected Tumor tissue occurrence, nature, differentiation and function of cells can also provide guidance on tumor diagnosis, classification, treatment, evaluation of efficacy and prognosis.