What is the cause of urticaria

summary

We all know that urticaria is very itchy, let us feel very painful, we only know the cause of urticaria is what, so that we can prescribe the right medicine, next I'll tell you about it.

What is the cause of urticaria

First, there are many factors causing urticaria, and the etiology is complex. About 3 / 4 patients can not find the cause, especially chronic urticaria. Common causes of the disease are food: such as fish, shrimp, eggs, milk, the most common, followed by meat and some plant foods, such as strawberries, cocoa, tomatoes. In addition, spoilage food is decomposed into polypeptides, and basic polypeptides are histamine release products. Protein food is absorbed in the form of peptone or polypeptide before being thoroughly digested, which can cause urticaria. This is more common in children, and it may also be caused by the different permeability of digestive tract mucosa between children and adults.

Second, urticaria may also be caused by inhalation, such as pollen, dust, animal dander, smoke, feathers, fungal spores and other airborne allergens.

Third, urticaria may also be caused by physical factors, such as cold, heat, sunlight, friction and pressure and other physical and mechanical stimulation.

matters needing attention

We must know that the etiology of urticaria is very complex, about 3 / 4 of the patients can not find the cause, especially chronic urticaria. The common causes are: Food and food additives; inhalation; infection; drugs; physical factors such as mechanical stimulation, heat and cold, sunlight; insect bites; mental factors and endocrine changes; genetic factors. Therefore, in the treatment of urticaria, we must identify the cause, and then the right medicine.