title: A child with perioral eczema.
mesh_terms: D002264:Carboxylic Acids / Q000009:adverse effects*; D002613:Cheilitis / Q000139:chemically induced*; D002648:Child; D003877:Dermatitis, Contact / Q000209:etiology*; D005148:Facial Dermatoses / Q000139:chemically induced*; D006801:Humans; D008297:Male; D009055:Mouth; D010988:Play and Playthings
chemical_list: D002264:Carboxylic Acids; C046170:naphthenic acid