Evaluation of maculopapular rash differential diagnosis. The reddish background area may not show up if your skin is dark. The patient with an acute maculopapular rash presents a diagnostic challenge to the clinician. An infant with eruptive disease associated with betahemolytic streptococci saliha kanik. An infant with eruptive disease associated with beta. The rash is sometimes itchy, and it can last from two days. Although it is important to begin the evaluation of generalized rash with an inclusive differential diagnosis, the possibilities must be narrowed down by taking a focused history and looking for. The rashes usually appeared rst on the trunk, then spread to the extremities see figure 3. Common skin rashes in children american academy of. Pdf an infant with eruptive disease associated with beta. An infant with eruptive disease associated with betahemolytic streptococci author. A papule is as elevated lesion measuring less than 1 cm. A macule is a flat blemish or discoloration that measures less than 1 cm. Disease activity score of rheumatoid arthritis 62 rheum.