A 16-year-old boy presents to you complaining of throat pain and malaise for the last week. His exam is significant for multiple palpable anterior cervical lymph nodes and WITHOUT tonsillar exudates. Three days ago his mother gave him leftover amoxicillin from a previous bacterial infection, and he subsequently developed a morbilliform, papular rash over his face, neck and trunk. Which of the following is the most likely cause of his symptoms?
A. Coxsackie A virus
B. Epstein-Barr virus
C. Group A streptococcus
D. Group B streptococcus
E. Measles virus
A. Coxsackie A virus
B. Epstein-Barr virus
C. Group A streptococcus
D. Group B streptococcus
E. Measles virus