A 4-year-old boy presents to your clinic having recently returned from visiting family in the Philippines. His parents report that he has fever, cough, and nasal congestion. On exam, you notice conjunctival injection and the lesions pictured below. He does not have a rash. What is the most likely diagnosis?

A. Kawasaki disease

B. Rubeola

C. Hand-Foot-Mouth disease

D. Herpangina

E. Rubella

To find out the correct answer and read the explanation, click here. 

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