Table 5.

The categorization scheme of pathological scores of fatty liver.^a

Pathological type	Histopathological changes	Degree	Scores
Steatosis	Indicating the normal state.	None	0
	The lesion was between 0 and 1 points.	±	0.5
	The fat vacuoles in the liver cells were small and scattered.	Minor lesions +	1
	The fat vacuoles in the liver cells are larger and wider in range.	Moderate lesions ++	2
	The fat vacuoles are fused into large vacuoles, and the nucleus is squeezed into the cell membrane. It likes the adipocyte.	Severe lesions +++	3

^aThe pathological scores of fatty liver are divided into five grades (0–3), according to the levels of steatosis.