What diseases can be transmitted through mosquito bites?

Mosquito bites can transmit various diseases, mainly including the following: 1. **Malaria**: Caused by infection with Plasmodium parasites and transmitted through the bite of female Anopheles mosquitoes. Clinically, it is characterized by recurrent episodes of intermittent chills, high fever, and subsequent relief following profuse sweating. 2. **Filariasis**: Caused by Wuchereria bancrofti or Brugia malayi. Adult worms mainly parasitize the human lymphatic system, causing lymphangitis, lymphadenitis, and other symptoms. In advanced stages, it can lead to elephantiasis and chyluria. 3. **Epidemic Encephalitis B (Japanese Encephalitis)**: Caused by Japanese encephalitis virus infection and transmitted through mosquito bites. It commonly occurs during summer and autumn, with clinical manifestations including high fever, disturbance of consciousness, and meningeal irritation signs. 4. **Dengue Fever**: Caused by dengue virus and transmitted through Aedes mosquito bites. Clinically characterized by sudden onset of fever, joint pain, rash, muscle and joint aches, and lymphadenopathy. 5. **Yellow Fever**: Caused by yellow fever virus and primarily prevalent in Africa and Central and South America; it is currently not present in China. It is transmitted through Aedes mosquito bites and clinically presents with fever, jaundice, severe headache, hemorrhage, and proteinuria.