N Concordance 1 plasms in photodamaged skin are actinic keratosis, basal cell carcinoma, squamou 2 steatoma; and one patient had bilateral keratosis obturans in combination with t 3 ion of the feather pulp, and follicular keratosis) were mild. Some birds with al 4 mented by histology. On the other hand, keratosis is an exclusively histological 5 epithelium. To identify the presence of keratosis in various benign laryngeal en 6 al warts, senile keratosis, seborrhoeic keratosis, plantar viral warts, papillom 7 of LTBP-1 in solar elastosis and solar keratosis. No staining for LTBP-1 or TGF 8 ance. It is emphasized that the surface keratosis in laryngeal pathology has no 9 geal epithelium. Leukoplakia is usually keratosis, but not always. Keratosis can