Children with red bumps and itchy, consider that may be related to hives, eczema, mosquito bites and other reasons. 1. Urticaria: Urticaria is a kind of edematous mass confined to the surface of the skin and mucous membranes. The occurrence of this disease is mainly related to food allergies, pathogenic microbial infections, drug side effects and other factors. During the disease can lead to red bumps on the body of the child, also accompanied by itchy skin. 2. Eczema: Eczema is also a common cause of itchy red bumps in children. It is a chronic inflammatory itchy skin disease. The occurrence of this disease may be related to genetic factors, immune abnormalities and other reasons. 3. Mosquito bites: mosquito bites toxins into the child’s body, will cause a certain amount of local tissue stimulation, resulting in red bumps, but also accompanied by itchy skin. If the red bumps and itchy children for a long time can not be relieved, it is recommended to take the child to the hospital dermatology.