Infectious mononucleosis (IM) is a clinical syndrome that presents as a triad of fever, pharyngitis, and lymphadenopathy. In most cases, it is caused by the Epstein-Barr virus (EBV), which spreads through upper respiratory secretions, particularly saliva, earning its name as the . In most cases, IM is self-limiting and resolves in two to four weeks without significant sequelae following supportive care.
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