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Urticaria, commonly known as hives, typically presents as a sharply circumscribed, superficial central swelling of varying sizes and surrounding erythema and is characterized by the skin returning to its normal appearance within 30 min to 24 h. The lesions can vary in size from millimetric to centimeters.
Introduction. Chronic urticaria (CU) is characterized by recurrent migrating skin lesions, called wheals or hives, angioedema (AE) or both lasting over 6 weeks. Wheals consist of a swelling area of different size and shape with a larger erythema, often pruritic. Lesions usually disappear in 24 h.
4 kwi 2023 · Clinically, it is characterized by the presence of smooth, erythematous or blanching, itchy swelling, called wheals or hives, which greatly vary in size and shape and last less than 24 h before fading to leave normal skin.
Abstract. Urticaria is a common clinical condition presenting with wheals (hives), angioedema, or both. Urticaria has a complex pathogenesis, along with a high disease burden, a significant impact on quality of life, and high health care costs.
20 sie 2024 · Urticaria, or hives (sometimes referred to as welts or wheals), is a common disorder, with a lifetime prevalence of approximately 20 percent in the general population . A typical urticarial lesion is an intensely pruritic, erythematous plaque ( picture 1 ).
Chronic urticaria (CU) is defined as presence of pruritic wheals, angioedema or both occurring on most days of the week and persisting for at least 6 weeks. 1 Recent evidence suggests that CU in children may be as frequent as in adults with point prevalence estimates of 0.5%–1.5% affecting males and females equally. 2–6 Approximately 20% of CU c...
4 sie 2018 · The present survey represents the latest data on diagnosis and management of childhood urticaria. It has been observed that urticaria occurs less often in children than adults, with symptoms rarely lasting for over 6 weeks. Triggers or aggravating factors can be found only in 21%-55% of cases.
