title: Urticaria and angioedema.
mesh_terms: D000109:Acetylcholine; D000485:Allergens; D000686:Amyloidosis / Q000151:congenital; D000799:Angioedema / Q000151:congenital / Q000175:diagnosis* / Q000209:etiology; D002908:Chronic Disease; D003080:Cold Temperature; D003095:Collagen Diseases / Q000150:complications; D003638:Deafness / Q000151:congenital; D003937:Diagnosis, Differential; D005260:Female; D005512:Food Hypersensitivity / Q000150:complications; D006801:Humans; D007239:Infections / Q000150:complications; D007299:Insect Bites and Stings / Q000150:complications; D008297:Male; D013472:Sunlight; D014581:Urticaria / Q000151:congenital / Q000175:diagnosis* / Q000209:etiology; D014582:Urticaria Pigmentosa / Q000175:diagnosis
chemical_list: D000485:Allergens; D000109:Acetylcholine