Medical vocabulary: What does Leukokeratosis, Hereditary Mucosal mean
Medical vocabulary: What does Keratin-4 mean
ENT 359 a Leukoplakia Keratosis Larynx PreMalignant lesion vocal cord precancerous
White sponge nevus, is an autosomal dominant condition of the oral mucosa. It is caused by a mutations in certain genes coding for keratin, which causes a defect in the normal process of keratinization of the mucosa. This results in lesions which are thick, white and velvety on the inside of the cheeks within the mouth. Usually, these lesions are present from birth or develop during childhood. The condition is entirely harmless, and no treatment is required.