23rd January 2024

A 15-year-old male presents to his general practitioner (GP) with a 3-day history of fever

A 15-year-old male presents to his general practitioner (GP) with a 3-day history of fever, malaise, nausea, myalgia, and severe pain behind the eyes. He also reports bleeding from his nose and gums since the morning. There is no significant medical history. He had recently travelled to Indonesia and was frequently bitten by mosquitos there. No abnormalities are detected on examination.

Which of the following is the most appropriate diagnostic investigation?

Select the SINGLE most appropriate option from the list below. Select ONE option only.