Infectious mononucleosis — ABFM Board MCQ
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Correct answer: A — Epstein-Barr virus infectious mononucleosis
Fatigue, pharyngitis, posterior cervical lymphadenopathy, and splenomegaly in a young adult suggest EBV infectious mononucleosis.
Reference: American Family Physician clinical reviews and AAFP guidance: https://www.aafp.org/pubs/afp.html