Vegan Diet and Vitamin A Deficiency.

Keratomalacia secondary to vitamin A deficiency is rare in the United States and developed countries.  It has been recognized in individuals with bizarre diets, alcoholic pancreatitis, and malabsorption syndromes (particularly cystic fibrosis).  We present a case of a 6-year-old, who developed keratomalacia, while limited to a strict vegan diet.