What is Which micronutrient deficiency can give rise to the following eye finding? and explain in detail?
??' The given picture shows Bitot's spots, seen in Vitamin A deficiency. ??' Bitot's spots : Foamy appearance in conjunctiva due to superficial deposition of keratin in conjunctiva . Vitamin A deficiency (VAD), as graded by the WHO: Night blindness (XN) Conjunctival xerosis (X1A) Bitot's spots (X1B) Corneal xerosis (X2) Corneal ulcer covering less than 1/3 of the cornea (X3A) Corneal ulcer covering at least 1/3 of the cornea, defined as keratomalacia (X3B) Corneal scarring (XS) Xerophthalmic fundus (XF)