Table 3 General information of the two cases of liver tumor

Body weight (g)

142.0

117.7

liver weight (g)

13.6

21.2

Size and location of the liver tumor

Single nodule sized 2.5×2×2 cm, located at the bottom of the right posterior lobe, without capsule but with a visible boundary zone on its cross section.

Single nodule without obvious edge, sized about 3×3×2.5 cm, occupied and merged most parts of the left, middle and right posterior lobes. A cyst located on the surface of the tumor, sized 2.5×2×1.8 cm, containing yellow clear liquor.