Urticaria - vista de cerca

La urticaria se manifiesta cuando hay liberación de histamina en los pequeños vasos sanguíneos o capilares. Al dilatarse éstos se forma una roncha y sale líquido hacia el tejido circundante, causando hinchazón. La histamina también produce un intenso prurito.Urticaria - vista de cerca


Last reviewed 5/13/2011 by Kevin Berman, MD, PhD, Associate, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.


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