Serum IL-33 (ng/L) and IgE (IU/mL) levels were measured using enzyme-linked immunosorbent assay (ELISA).<h4>Results</h4>Among the 62 children with AD, 51 (82.3%) were sensitized to food allergens, whereas 11 (17.7%) were sensitized to environmental allergens. This evidence concerns the gene IGHE and Alzheimer disease.