A 4-year-old boy with a 1-year history of enlarging white deposits in both eyes and decreasing night vision. On examination, the conjunctivae of both the right eye and the left eye appeared dry and wrinkled, with foamy, cream-colored deposits near the outer corners. The corneas were clear, the fundi were normal, and the visual acuity was 20/30 in both eyes. The child appeared pale, with hypopigmented hair, a weight of 10.5 kg (z score of less than 3), and a height of 92 cm (z score of 2.8).
These physical exam findings are associated with what underlying condition?
B) Pyridoxine deficiency
C) Vitamin A deficiency
E) Type 1 diabetes
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