Urticaria has many etiology and during its exploration, it's important to mind about parasitic disease. The authors present briefly ten of them potentially associated with this eruption. For each disease (ascaridiosis, trichinellosis, fasciolosis, giardiosis, toxocarosis, anisakidosis, cercarial dermatitis, schistosomiasis, strongyloidosis, hydatidosis), they precise epidemiological situation for contamination and simple diagnosis approach.