Urticaria is a common skin problem characterized by itchy wheals, angioedema, erythematous elevations that blanch with pressure. Individual lesions typically come and go over the course of 24 hours, but recurrent crops can appear for weeks. This module will take you through various mechanism of urticaria including autoimmune and auto allergic mechanisms and also the activation of coagulation cascade. It will also discuss the inconsistencies in the understanding of chronic urticaria and how to... Read more