Acute idiopathic urticariaAcute ordinary urticariaAcute spontaneous urticariaAcute urticariaAcute urticaria due to IgE-mediated allergyAcute urticaria due to other specified mechanismAcute urticaria due to pseudoallergyAcute urticaria due to underlying infection or infestationAcute urticaria of undetermined aetiologyAllergic urticaria