Asian patient presents with an erythematous maculopapular rash

  A 10-year-old Asian patient presents with an erythematous maculopapular rash, conjunctivitis, a mild fever of 102.1 and a strawberry tongue. The rash started 4 days ago. How are you going to evaluate this patient? What is the differential diagnosis for this patient? Describe your treatment plan based on current guidelines