What are the symptoms of people infected with dengue fever

Dengue fever is an acute infectious disease caused by the dengue virus, which is mainly transmitted through mosquito bites. Typical symptoms such as fever, rash, and lymphadenopathy may occur after infection, and some patients may also have symptoms of other systemic involvement.

1. Typical symptoms: patients usually begin to develop clinical symptoms within 2-7 days after dengue virus infection, such as high fever, headache, muscle and bone and joint pain, extreme fatigue, nausea and vomiting, abdominal pain and diarrhea. Generally, after 3-5 days, the body temperature gradually decreases and the systemic symptoms decrease, but most patients still feel tired and uncomfortable.In addition, some patients also develop a rash, usually maculopapular or morbilliform, which usually appears on the 3rd to 4th day of fever;

2. Symptoms of other system involvement: A small number of patients will have symptoms of nervous system involvement, such as drowsiness, confusion, convulsions, etc. There may also be manifestations of digestive involvement, such as anorexia, nausea and vomiting, abdominal pain and diarrhea. If the condition is severe, it can lead to liver damage and kidney failure.

Treatment of dengue fever is symptomatic and supportive, including bed rest, hydration, and electrolytes. Antiviral therapy is also required, and commonly used drugs include ribavirin and interferon. If complications occur, treatment may be required on a case-by-case basis.

The key to preventing dengue fever is to avoid mosquito bites. Wear long-sleeved clothing and long pants when going out and apply insect repellent to reduce the chance of mosquito bites. It is also necessary to pay attention to personal hygiene and keep the living environment clean and hygienic.

Dengue fever is a serious infectious disease that is clinically common. If you suspect you have dengue fever, seek medical attention and receive professional treatment.