Rash My four month old son has a rash on the face is genuinely picky, and desires to sleep all day. What could it be?

rash on the face of the eruption lupus query verylonely1 : My 4 month old son has a rash on the face is actually picky, and wants to sleep all day. What could it be? He started consuming solids a handful of weeks ago, and is normally not tough or drowsy. Nothing seems to calm him. I contact the dr as soon as possible if you open it. It does not seem to have a fever? He also raised a large red bump on his elbow is not sure if a rash or his relationship. The face is normally a rash on the

Itching Urticarial Rash