Search results
Viral infections are any illness you get from a virus (a small germ that uses your cells to reproduce). Common viral illnesses include colds, the flu, COVID-19, norovirus (“stomach flu”), HPV (warts) and herpes simplex virus (cold sores). Many viruses go away on their own, but some cause life-threatening or chronic illnesses.
Credit: CDC. Dengue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses. This disease used to be called "break-bone" fever because it sometimes causes severe joint and muscle pain that feels like bones are breaking. Health experts have known about dengue fever for more than 200 years.
Jun 14, 2023 · Almost half of the world’s population, about 4 billion people, live in areas with a risk of dengue. Dengue is often a leading cause of illness in areas with risk. Each year, up to 400 million people are infected by a dengue virus. Approximately 100 million people get sick from infection, and 40,000 die from severe dengue.
Apr 13, 2023 · Dengue is defined by a combination of ≥2 clinical findings in a febrile person who traveled to or lives in a dengue-endemic area. Clinical findings include nausea, vomiting, rash, aches and pains, a positive tourniquet test, leukopenia, and the following warning signs: abdominal pain or tenderness, persistent vomiting, clinical fluid ...
May 9, 2023 · Nausea. Vomiting. Diarrhoea. Skin rash, which appears two to five days after the onset of fever. Mild bleeding (such a nose bleed, bleeding gums, or easy bruising) Sometimes, dengue fever symptoms are mild and can be mistaken for those of the flu or another viral infection. Younger children and people who have never had the infection before ...
Oct 5, 2022 · Rash in dengue fever. Dengue virus infection. Headache, eye pain (ie, pain with eye movement), and joint pain occur in 60 to 70 percent of cases [ 24 ]. Rash occurs in approximately half of cases; it is more common during primary infection than secondary infection.
Dengue is a mosquito-borne disease caused by a flavivirus. Dengue fever usually results in abrupt onset of high fever, headache, myalgias, arthralgias, and generalized lymphadenopathy, followed by a rash that appears with a recurrent fever after an afebrile period. Respiratory symptoms, such as cough, sore throat, and rhinorrhea, can occur.