Children’s feet back long bumps, may be papular urticaria, folliculitis, common warts and other causes.
1. Pemphigus urticaria: If the skin on the back of the child’s feet, by mosquitoes, fleas and other insect bites, the insect will inject saliva in the local skin, thus stimulating the body’s immune system, so that the local blood vessels dilated, causing the symptoms of the back of the feet long pimples, and at the same time and accompanied by itching, redness and swelling, and other symptoms.
2. Folliculitis: If children do not pay attention to foot hygiene, it will lead to bacterial growth, which will stimulate the hair follicles, triggering an inflammatory reaction, so that the back of the feet appeared to be long pimples, and accompanied by redness of the skin, pain and other symptoms.
3. common warts: if the back of the child’s foot is broken, it will lead to the invasion of human papilloma virus through the broken place, thus stimulating the local skin epidermal cells, leading to abnormal differentiation and proliferation, so that the local formation of organisms, and the back of the foot is long pimples of the symptoms.
There may be other reasons for children’s pimples on the back of the feet, so you can go to the hospital for examination to determine the cause of the disease and then treat the symptoms.