What are the symptoms of dengue fever at first onset

Dengue fever is an acute infectious disease caused by the dengue virus, which is mainly transmitted through mosquito bites. Clinically, high fever, rash, headache, muscle, bone and joint pain are the main manifestations.

1. Fever: After being infected with dengue virus, patients will have sudden symptoms of high fever, and the body temperature can be as high as 39-40 °C, and the duration is long, up to 2-7 days;

2. Rash: generally appears on the 3rd to 5th day after the onset of the disease, mostly maculopapular rash or morbilliform rash, and a few patients will also have scarlet fever-like rash or urticaria-like rash;

3. Headache: patients usually feel severe headache, accompanied by nausea, vomiting and other symptoms;

4. Muscle and bone and joint pain: patients often feel pain and discomfort in the muscles and bones of the whole body, especially the limbs and lumbar back muscles;

5. Other symptoms: Some patients will also have non-specific symptoms such as abdominal pain, diarrhea, and swollen lymph nodes.

There are also some patients who have bleeding tendencies, such as nosebleeds, bleeding gums, skin petechiae, etc. If you have any of the above symptoms, you should seek medical attention in time and treat them under the guidance of a doctor.

Treatment of dengue fever consists mainly of symptomatic supportive care and antiviral therapy. Symptomatic supportive care includes rehydration and antipyretic, while antiviral therapy is mainly antiviral therapy with drugs such as ribavirin. At the same time, it is also necessary to take breaks and avoid overexertion.