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15 wrz 2020 · Histaminergic urticaria-angiodema is a common complaint in children. According to clinical criteria, it is classified as acute and chronic urticaria. A further clinical classification relies on triggering factors. We focus on diagnosis and therapeutic strategies.
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.
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.
27 kwi 2023 · Hives are a very common condition. About 20 percent of people have hives at some time during their lives. Hives develop when there is a reaction that activates immune cells in the skin called mast cells. When activated, these cells release natural chemicals.
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.
Hives is a problem in which red, itchy, and swollen areas show up on the skin. Causes of hives include food, medicines, and other triggers. Treatment includes antihistamines and a shot of epinephrine, if breathing is difficult. Staying away from known triggers of hives is important.
3 wrz 2017 · Infection is the most frequently documented cause (more than 40%) in children with acute urticaria. 1, 2, 3 In a recent systematic review, viral infection was a potential trigger and sometimes the main cause in acute and chronic urticaria. 4 The rate of identification of a specific cause in children with chronic urticaria varies from 20%-50%, bu...
