Red knot rises on child body very itch and still how to send high fever to do

The child's body appears red rash very itchy phenomenon, and also has a high fever, may be considered because the child suffers from eczema or allergic urticaria caused. It is recommended that you first need to keep the child's affected skin clean and dry in the near future, if there are allergens, you need to keep the child away from allergens, and give the child desensitization treatment.