Symptoms of dengue virus

Update Date: 2023-04-23 Source: Network

summary

Dengue fever is an acute insect borne disease caused by dengue virus transmitted by mosquitoes. Dengue virus infection can lead to latent infection, dengue fever, dengue hemorrhagic fever, dengue hemorrhagic fever is rare in China. Symptoms of dengue virus? Next, I'd like to share my views with you.

Symptoms of dengue virus

The onset of fever is usually sudden, and the body temperature quickly reaches above 39 ℃, which generally lasts for 2-7 days. The heat type is irregular. In some cases, the body temperature drops to normal on the 3rd-5th day, and rises again one day later, showing bimodal fever or saddle fever.

The onset of the disease in children is slow and the fever is low. The onset was accompanied by headache, back pain, muscle and joint pain, orbital pain, retrobulbar pain and other systemic symptoms. May have the feeling allergy, nausea, vomiting, abdominal pain, poor appetite, diarrhea and constipation and other digestive tract symptoms. Face and conjunctiva congestion, neck and chest skin flush. Relatively slow pulse may appear in fever stage.

The rash appeared 2-5 days after the onset of the disease. It first appeared on the palms, soles of feet, trunk and abdomen, and gradually extended to the neck and extremities. Some patients were found on the face, including macular papules, measles like rashes, scarlet fever like rashes and erythematous rashes, with slight itching, or on the last day of fever or after fever subsided,

matters needing attention

It is necessary to do a good job in monitoring and forecasting the epidemic situation of dengue fever in local epidemic areas or potential epidemic areas, early detection, early diagnosis and timely isolation and treatment. Specific laboratory tests should be carried out as soon as possible to identify mild patients. Medical observation should be carried out for the suspicious patients, and the patients should be isolated in the ward with screen window and screen door, and the isolation time should not be less than 5 days. Strengthen frontier health and quarantine.