title: Cheilitis: occult allergy to cinnamic aldehyde.
mesh_terms: D000171:Acrolein / Q000009:adverse effects* / Q000031:analogs & derivatives; D000368:Aged; D000369:Aged, 80 and over; D000447:Aldehydes / Q000009:adverse effects*; D002613:Cheilitis / Q000139:chemically induced*; D003877:Dermatitis, Contact / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D010328:Patch Tests; D013473:Sunscreening Agents / Q000009:adverse effects*; D014100:Toothpastes / Q000009:adverse effects
chemical_list: D000447:Aldehydes; D013473:Sunscreening Agents; D014100:Toothpastes; D000171:Acrolein; C012843:cinnamaldehyde