Question

A $19$-year-old male college student presents to the student health clinic complaining of a severely painful throat, subjective fevers, and profound exhaustion that has progressively worsened over the past $7$ days. He notes that he has been too tired to attend his classes. He has no chronic medical conditions and takes no daily medications. Vital signs show a temperature of $38.4^\circ\text{C}$ ($101.1^\circ\text{F}$), blood pressure of $115/72\text{ mm Hg}$, pulse of $92/\text{min}$, and respirations of $14/\text{min}$. Physical examination demonstrates marked bilateral posterior cervical lymphadenopathy, erythematous tonsils with grayish-white exudates, and mild splenomegaly. A point-of-care heterophile antibody test yields a positive result. Which of the following is the most appropriate management for this patient?