What causes insect bite dermatitis in children?

When children are young, their skin is relatively delicate, and they often have small bumps, red spots, and sometimes dermatitis, especially insect bite dermatitis, which always makes parents feel distressed. Many people want to know the cause of this disease. Here, the editor will give you a detailed introduction to the knowledge about children's insect bite dermatitis. I hope it will be helpful to you.

Insect bite dermatitis refers to an inflammatory skin disease caused by insect bites on human skin. Insect bite dermatitis can also be called "papular urticaria". It is mainly related to the bites of arthropods, such as mites. It is more common in spring, summer and autumn. Due to the different types of insects and the differences in the body's reactivity, different skin reactions can be caused at the bite site. It is generally a red edematous papule with small blisters in the center, the size of soybeans, and is more common in exposed areas and around the waist.

Insect bites (40%):

Common insects that cause dermatitis include mosquitoes, bedbugs, fleas, mites, midges (small black bugs), wasps, etc. In addition, some caterpillars, such as mulberry caterpillars and stinging caterpillars, can also cause symptoms when their poisonous hairs pierce the skin. Due to the different types of insects biting the human body and the different physical conditions of the bitten individuals, different skin reactions will occur at the bite site. The general manifestations are edematous papules, wheals, edematous erythema, papules, papulovesicles, petechiae, etc., accompanied by varying degrees of itching, stinging, and burning pain.

Contact with venomous hair (40%):

It is caused when human skin comes into contact with the venom or the poisonous hairs of the insect, the evil toxin invades the skin and competes with the qi and blood. Regardless of the type of rash, traces of insect bites or bee stings and poisonous hairs can be found in the center of the affected area. The stings and poisonous hairs should be removed as much as possible and the venom sucked out. For insect bite dermatitis caused by mites and fleas, you must take a bath and change into clean clothes before treatment.

After reading the above introduction, I believe you have a clearer understanding of insect bite dermatitis. When children are young, it is best to keep an eye on them, avoid insect bites, and don’t let them come into contact with toxic substances. If this type of dermatitis occurs, you should take your child to the hospital for treatment in time without delay.