Causes of allergic urticaria

Allergic urticaria etiology: allergic urticaria, dermatology is common disease, commonly known as "rubella block", is due to contact with a variety of allergens, and caused by an allergic disease. The causes of the disease, including internal and external factors. Internal factors are first of all the patient's immune function shows disorder, the body is in a more sensitive state, which is internal, but also the main reason. External factors are exposure to a variety of allergens, external factors are conditions, is through internal factors play a role. Most patients can not find the exact cause, the common causes of allergies are as follows: 1, food, common foods that are easy to cause allergies include fish, shrimp, seafood, chili, beef, mutton, milk, eggs, mushrooms, strawberries, tomatoes, other food additives, etc. 2. Infection, such as various viral infections, bacterial infections, fungal infections and parasitic infections, etc. 3. Drugs, common drugs that are more likely to cause allergies, including penicillins, cephalosporins, antipyretic analgesics, and some serum products, etc. 4. Respiratory tract inhalants, or skin contacts, including pollen, dust mites, and some chemicals. 5. Physical factors include cold and heat, sunlight, friction, and pressure stimuli. 6. Mental factors. 7. Endocrine factors. 8, including the impact of some medical diseases. etc. In short, the causes of urticaria are particularly many, we treat urticaria, one should try to regulate immunity, so that the body is in an immune balance state, but also try to prevent a variety of inducing factors, only in this way, in order to achieve good treatment results.