Extended liver examination: General blood test with leukoformula (5-diff), microscopy, ESR+photofiscation of the drug in the detection of pathology, Alanine Aminotransferase (ALT), Aspartate Aminotransferase (AST), Alpha-2-macroglobulin, Alpha-fetoprotein (AFP), Total Bilirubin, direct Bilirubin, Protein fractions, Gamma-GT, Glucose, Total protein, Alkaline phosphatase, Cholesterol total, prothrombin time, INR, quick prothrombin, %