Question

Can dengue fever spread directly from one infected person to another person?

Options

• Yes, through saliva and close contact

• Yes, through respiratory droplets

• No, it requires a mosquito vector for transmission

• Yes, through direct contact with blood

Answer 1

Dengue fever cannot spread directly from one person to another person. It requires the bite of an infected female Aedes mosquito for transmission to occur. The virus must undergo a developmental period in the mosquito before it becomes transmissible.