Question

Case 2: An 88-year-old woman was seen by an ophthalmologist at an eye clinic in Toronto, complaining about itchy, burning eyes. An examination of the cornea revealed dry patches on the surface of the eye, consistent with xeropthalmia. The patient reported having food intolerances for the last 20 years and following a strict "diet consisting of rice, canned tuna and vitamin B supplements. Serum retinol levels were found to be extremely low. The doctors prescribed megadoses of vitamin A which reversed the xeropthalmia within a few weeks.
Option c is wrong

Answer 1

B option is correct.

Vitamin A deficiency cause prevent proper functioning of phagocytosis as retinol required for synthesis and maturation of phagocytosis but does not impair of lymphocytosis function.

Hope it's correct...thanks