infectious diseases
Dengue
Key Points
The dengue virus is transmitted by the bite ofAedesmosquitoes. Dengue fever typically causes sudden fever, severe retro-orbital headache, myalgias, adenopathy, a characteristic rash, and extreme aching in the legs and joints during the first hours. Dengue fever can cause a potentially fatal hemorrhagic fever with a bleeding tendency and shock (dengue hemorrhagic fever and dengue shock syndrome). Suspect dengue fever if patients who live in or have traveled to endemic areas if they have typical symptoms; diagnose using serologic tests, antigen tests, or PCR of blood. 