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银屑病(牛皮癣)是一种以皮肤代谢发生障碍产生慢性鳞屑性皮损为主要特征的疾病,其病因及发病机制至今不清,但经过国内外专家的研究,发现银屑病与遗传细菌或病毒感染,精神紧张,内分泌失调,外伤,代谢障碍,免疫,受潮等因素有关。但对于每一位患者这些因素并不都同时存在。其临床特点表现为红色的丘疹或斑块,皮损表面覆盖银白色鳞屑,轻轻搔抓鳞屑即可脱落,由于脱落的鳞屑为白色,故称为银屑病。
Psoriasis (psoriasis) is a disease characterized by the occurrence of chronic scaly skin lesions caused by metabolic disorders of the skin. The etiology and pathogenesis of the disease are unclear. However, psoriasis and genetic bacteria have been discovered by experts at home and abroad. Or virus infection, mental stress, endocrine disorders, trauma, metabolic disorders, immunity, moisture and other factors. But for each patient these factors do not exist at the same time. Its clinical features are characterized by red papules or plaques. The surface of lesions covers silvery white scales, which can be detached by gently grasping the scales. Since the scales are white, it is called psoriasis.