Table 2

Scoring criteria for distribution of collagen type I/III, and pigmentation in the liver.

Score
Distribution of collagen type I/III
Pigmentation

0
None
None
1
Thin collagen fibers are occasionally observed in the foci of hepatocytic changes and/or periportal area
Light
2
Distinct collagen fibers are observed in the foci of hepatocytic changes and/or periportal area
Moderate
3
Thick and distinct collagen fibers are observed in the foci of hepatocytic changes and periportal area
Severe

Isobe et al. Comparative Hepatology 2008 7:5   doi:10.1186/1476-5926-7-5