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This is called severe dengue (formerly called dengue hemorrhagic fever or dengue shock syndrome). [21] [23] Severe dengue can lead to shock, internal bleeding, organ failure and even death. [24] Warning signs include severe stomach pain, vomiting, difficulty breathing, and blood in the nose, gums, vomit or stools. [24]
Dengue virus (DENV) is the cause of dengue fever.It is a mosquito-borne, single positive-stranded RNA virus of the family Flaviviridae; genus Flavivirus. [1] [2] Four serotypes of the virus have been found, and a reported fifth has yet to be confirmed, [3] [4] [5] all of which can cause the full spectrum of disease. [1]
Dengue is a viral fever spread through mosquito bites. It’s common in many tropical regions across the globe, but has recently appeared in more temperate climates. Dengue fever, once confined to ...
As cases rise around the world, U.S. health officials are warning Americans about dengue fever, a potentially fatal disease carried by mosquitoes. The disease, which includes symptoms such as a ...
There is a dengue vaccine for children aged 9 to sixteen if they have confirmation of a previous infection, or live in an area where dengue is common. Vaccines are recommended for U.S. territories ...
The test was once part of the World Health Organization (WHO) algorithm for diagnosis of dengue fever, [3] however it is no longer used in the latest WHO guidance. [4] Studies have shown that the tourniquet test has low predictive value for dengue fever and should be used in conjunction with other tests for a reliable diagnosis. [5] [6] [7] [8]
The symptoms experienced by those infected with dengue can vary widely: up to 80% of dengue cases are asymptomatic, and while some infections may trigger only flu-like symptoms, more serious cases ...
The Hess test or Rumpel-Leede test is a medical test used to assess capillary fragility. [1] It is also called the Tourniquet test.. To perform the test, pressure is applied to the forearm with a blood pressure cuff inflated to between systolic and diastolic blood pressure for 10 minutes.