Thickening of the skin lesions of chronic phase, was moss-like change, with more cream and emulsion, through their strong and lasting effect, and there is the role of lubrication and skin care.

• 慢性期皮损增厚，呈苔藓样变时，多用软膏和乳剂，它们穿透力强，作用持久，且有润滑及护肤作用。