Питання 42 з 90 · Тема: Virology · Microbiology

A 25-year-old man presents to his physician with a 1-week history of fever, sore throat, nausea, and fatigue. His vital signs include: temperature - 38.5°C, pulse-72/min., blood pressure - 120/70 mm Hg, and respiratory rate - 17/min. On physical examination, he has bilateral posterior cervical lymphadenopathy, exudates over the palatine tonsil walls with soft palate petechiae, an erythematous macular rash on the trunk and arms, and mild hepatosplenomegaly. This patient most likely has infectious mononucleosis. Which of the following would be the most appropriate diagnostic laboratory test?

1. A Positive serum IgM antibodies for Epstein-Barr virus
2. B Herpes simplex virus isolation
3. C Positive serum IgM antibodies for Herpes simplex virus
4. D A detection of Cytomegalovirus (CMV) antibodies
5. E A 4-fold increase in anti-EBV titers

Правильна відповідь: A. Positive serum IgM antibodies for Epstein-Barr virus