How many kinds of urticaria
summary
With the change of living environment, more and more environmental factors will cause urticaria, which leads to more and more patients with urticaria. Well, there are several kinds of urticaria, let's understand.
How many kinds of urticaria
One: urticaria, also known as wind, rubella, wind pimple, rubella block; is a common skin disease. All kinds of factors lead to temporary inflammatory hyperemia and large amount of liquid exudation in the skin and mucous vessels, resulting in local edema damage. It occurs and subsides rapidly, with severe itching. May have fever, abdominal pain, diarrhea or other systemic symptoms.
Second: the characteristics of the site can be divided into: acute urticaria, chronic urticaria, angioneurotic edema and papular urticaria.
Third, urticaria is a common skin and mucosal vascular reaction disease caused by many different reasons. Clinically, it is characterized by skin and mucous membrane limitation, temporary, pruritus, erythema and wheal. Its pathogenesis can be immune (the most common IgE mediated type I allergy) and non immune.
matters needing attention
Food factors, drugs, animal and plant inhalation and other common allergens. Of course, the factors of the body itself can not be ruled out, such as internal organs, mental factors; at present, more research is genetic factors.
