title: Two types of contact urticaria and immediate reactions to patch-test allergens.
abstract: 3 patients with contact urticaria as the only pathological symptom are described, 2 with contact urticaria and other manifestations of hypersensitivity and 3 with immediate reaction to patch-test allergens.
mesh_terms: D000328:Adult; D000485:Allergens; D003877:Dermatitis, Contact / Q000175:diagnosis*; D005260:Female; D005512:Food Hypersensitivity / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D010328:Patch Tests; D012882:Skin Tests; D014581:Urticaria / Q000175:diagnosis*
chemical_list: D000485:Allergens