Epithelial xerosis of conjunctiva is caused by -
Epithelial xerosis: It occurs due to hypovitaminosis -A. Epithelial xerosis may be seen in association with night blindness or as a pa and parcel of the xerophthalmia (the term which is applied to all ocular manifestations of vitamin A deficiency which range from night blindness to keratomalacia ref : A K KHURANA OPHTALMOLOGY,E4, page-84 ref img
Trachoma
Diphtheria
Xerophthalmia
Pemphigus
Conjunctiva