近年来国内外已广泛应用AFP检测对肝癌患者进行诊断,尤其作为普查和早期诊断的一种方法,使肝癌从有临床症状的诊断进入无临床症状诊断的阶段。AFP是胚胎肝细胞所产生的一种特殊蛋白质,是胎儿血清的正常组成成分。正常成人的血清中亦含微量,但不能用琼脂扩散法等低敏法测出。在原发性肝癌患者, In recent years, AFP has been widely used at home and abroad to diagnose patients with liver cancer, especially as a method of general investigation and early diagnosis, so that the diagnosis of clinical diagnosis of liver cancer from the clinical symptoms into the stage without clinical symptoms. AFP is a special protein produced by embryonic liver cells and is a normal component of fetal serum. The serum of normal adults also contains trace amounts, but it cannot be measured by a low-sensitivity method such as agar diffusion method. In patients with primary liver cancer,