Table 1.

Skin lesion severity and score.

Score	0	1	2	3	4
Severity	No skin lesions	Mild	Moderate	Severe	Very severe
Specific manifestations
Spot color	No spot	Light red	Red	Dark red	Black red
Degree of infiltration	Equal to normal skin	Slightly higher than normal skin	Moderate uplift	Obvious bulge	Very obvious bulge
Scale manifestations	No scales	Some were mainly fine scales	Most of them were flaky scales	Almost all scales were thick and layered	All scales were extremely thick and layered