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Editorial
January 2008

Chronic Idiopathic UrticariaA “Cinderella” Disease With a Negative Impact on Quality of Life and Health Care Costs

Arch Dermatol. 2008;144(1):102-103. doi:10.1001/archdermatol.2007.6

Chronic idiopathic urticaria (CIU) is defined as the daily or almost daily occurrence of spontaneous pruritic wheals for at least 6 weeks.1 Although good epidemiological data are lacking, the prevalence in an outpatient dermatology clinic is around 4%.2 Angioedema is associated with CIU in about 40% of cases3 and, although it causes serious distress and disability, is hardly ever fatal. Physical urticarias such as symptomatic dermatographism and delayed pressure urticaria frequently occur concurrently with CIU.

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