Your 7 year-old patient presents with a rose/red maculopapul…
Your 7 year-old patient presents with a rose/red maculopapular rash that started approximately 3-4 days ago and has now spread to their trunk. On further exam you notice white spots on an erythematous base. The paret states the patient had signs and symptoms of an upper respiratory infection prior to the rash appearing. Your first differential diagnosis should be?