Rapid keratinization and the lack of sebaceous glands on hands will cause dryness , roughness , chaps and peeling 手上迅速的角质化和皮脂腺的缺乏会造成干燥、粗糙、皲裂和脱皮。
2.
Porokeratosis ( pk ) is a clonal disorder of keratinization that is histologically characterized by the presence of a cornoid lamella 摘要pk是一群角化异常的疾病，病理下的特徵是可见所谓的角样板。
