system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 7-year-old boy with a sore throat, fever, and generalized malaise is admitted to the pediatric floor. On physical examination, he has diffuse white exudate on both tonsils, and also a palpable spleen with mild hepatomegaly. His blood smear shows large and abundant lymphocytes with blue-gray cytoplasm, irregular nuclei, and dark chromatin with inconspicuous nucleoli. Which of the following is the most likely diagnosis?
assistant
Infectious mononucleosis