Clubmom.com article on eczema
An excerpt:
Three different boys, three different skins. If you have multiple children, like me, you might experience a similar phenomenon in your household: one child has perfect, smooth, supple skin, another has “normal” textures all over his body, the third has dry patches that often turn red or pink and, worst of all, itch.
Consult your doctor to make sure, but chances are good that the child with the itchy red patches has some form of eczema. Eczema is very common, and a lot of children with allergies get it. It can be an allergic reaction itself, or it can just be one of those nasty little things that “happen” from a variety of causes.
Read more here. Make sure and give me a good rating if you go, okay? 
