New Delhi: A mosquito-borne viral infection and the virus that causes the disease is called the dengue virus (DENV). Female mosquitoes mainly of the species Aedesaegypti and, to a lesser extent, Ae. Albopictus, transmit the virus. These mosquitoes also carry chikungunya, yellow fever and Zika viruses.
There are four dengue virus serotypes (DENV-1, DENV-2, DENV-3 and DENV-4), meaning that it is possible to be infected four times.
hile symptoms are usually mild from nausea, vomiting, aches and pains, sore throat, pain behind eyes among others, the severity also depends on the variant type a person has been infected with.
DENV-2, if not treated, or in rare cases can cause deadly complications like dengue haemorrhagic fever (DHF) and dengue shock syndrome (DSS).
Apart from symptoms similar to dengue fever, this infection may accompany severe and continuous stomach pain, cause skin to turn pale, cold, or clammy. There could be bleeding from the nose, frequent vomiting, and the mouth could become dry and the patient may feel thirsty and experience difficulty in breathing.
