- laboratory tests:(1)leukocyte>3*19^9/L;(2)hemoglobin≥8.5g/dl;(3)platelet count ≥50*10^9/L,(4)ALT and AST were less than three times the normal limit;(5)albumin ≥ 3.0 g/dl;(6)total bilirubin acuities 3 mg/dl;(7)prothrombin time international standardization ratio (PT - INR) < = 2.3 or prothrombin time (PT)more than normal compared 3 seconds;(8)serum creatinine is less than 1.5 times the normal of the upper limit