Keratomalacia (REPEATED question): (A) Occurs due to vitamin A deficiency, (B) Relatively benign condition, (C) First feature of vitamin A deficiency, (D) Also seen in retinitis pigmentosa
Answer is A. Night blindness is a first feature of Vitamin A deficiency and is also a feature of retinitis pigmentosa Refer: Khurana 6th edition page number 468