An exanthem is a widespread rash usually occuring in children. For example cholera outbreak can be an exanthem or origin. It represents either a reaction to a toxin produced by the organism, damage to the skin by the organism or an immune response. Exanthems may also be due to a drug, most commonly antibiotics. Historically, five "classical" childhood exanthems have been recognized: rubeola , varicella , rubella, roseola, and Parvovirus...