Infectious mononucleosis can be diagnosed by the presence of:
A) sore throat, fever, and lymphadenopathy.
B) abnormal lymphocytes and positive antibody test.
C) the causative bacteria in the saliva.
D) extreme fatigue and malaise.

Question

Quizplus · Accepted Answer

Infectious mononucleosis is diagnosed by the presence of atypical lymphocytes in the blood and a positive heterophile antibody test (Monospot test), not by symptoms alone or bacterial presence.

Infectious Mononucleosis Can Be Diagnosed by the Presence Of