Occupational contact dermatitis from Cichorium (chicory, endive) and Lactuca (lettuce).
In two cases, occupational contact dermatitis was found to be due to chicory (Cichorium) used as a salad plant. In one of the two cases, contact sensitivity to letuce (Lactuca) was also observed. The sesquiterpene lactones of the plant may be the allergens.
D003877:Dermatitis, Contact / Q000175:diagnosis / Q000209:etiology*; D009783:Dermatitis, Occupational / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010328:Patch Tests; D012008:Recurrence; D014675:Vegetables