Grading of liver cirrhosis. A: Equal density, normal shape, spleen index 250, and no any sign of portal vein hypertension; B: Unequal density, distorted shape with section 4 atrophy, liver fissure 1.5 cm and spleen index 360; C: Regenerating nodules density, badly trimmed contour, spleen index 620 with mild ascites, 1 cm in depth; D: More numerous regeneration nodules, indented contour, obviously atrophied volume, serious ascites, 2.2 cm in depth.