Sunday, 25 September 2011

Xerophthalmia (Nutritional blindness)


Literally, xerophthalmia means ‘disease of the dry eye’ .The term xerophthalmia refers to all the ocular manifestations of vitamin A deficiency, form night blindness to complete corneal destruction.


Ocular changes due to vit.A deficiency
            1. Night blindness.
            2. Conjunctival xerosis.
            3. Bitot’s spots.
            4. Corneal xerosis.
            5. Corneal scar:
            6. Corneal ulceration/ keratomalacia

No comments:

Post a Comment