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Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 14, 2014; 20(42): 15539-15548
Published online Nov 14, 2014. doi: 10.3748/wjg.v20.i42.15539
Table 3 Components of nonalcoholic fatty liver disease activity score[14]
ItemDefinitionScore
Steatosis< 5%0
5%-33%1
> 33%-66%2
> 66%3
Lobular inflammationNo foci0
< 2 foci per 200 × field1
2-4 foci per 200 × field2
> 4 foci per 200 × field3
BallooningNone0
Few balloon cells1
Many cells/prominent ballooning2