A 19-year-old male visits his physician because of a persistent cough and progressive fatigue over the past month. Physical examination reveals prominent lymphadenopathy. Laboratory analysis reveals a WBC count of 20 × 10⁹/L with 23% reactive lymphocytes. Patient serum is positive for both IgG and IgM antibodies against EBV. Based on this information, from what is the patient most likely suffering?

Question

Quizplus · Accepted Answer

The patient is most likely suffering from infectious mononucleosis, as evidenced by the persistent cough, lymphadenopathy, elevated WBC count with reactive lymphocytes, and positive IgG and IgM antibodies against EBV. Hodgkin lymphoma typically presents with painless lymphadenopathy, while reactive leukocytosis can be caused by a variety of factors, not just EBV. Malaria is unlikely based on the patient's presentation and laboratory results.

A 19-Year-Old Male Visits His Physician Because of a Persistent