- accordance with primary hepatocellular carcinoma diagnosis standard：cytohistology standard or non-invasive standard.1）+2）a or 1）+2）b+3）of the following are the non-invasive diagnosis criteria:(1)patients with HBV or HCV related liver cirrhosis.(2)radiological lesion(s) in liver with arterial hypervascularity and venous or delayed phase washout: a.one kind of imaging technology diagnosis for those with lesions>2cm;b.two kinds of imaging technology obtains the consistent conclusion for lesions with diameter of 1-2 cm.(3)serum AFP level ≥400 ug/L lasting for more than 1 month or ≥200 ug/L lasting for more than 2 months, other diseases that may cause the AFP level increase can be excluded,such as pregnancy, genital or embryonic tumors and active hepatitis.