Early Signs Of Dengue Fever Symptoms . Knowing the symptoms of dengue fever is important as this can help in getting the right medical attention and can be crucial is saving lives! Read about treatment and symptoms, like rash and fever, get vaccine info, and learn about outbreaks. What is dengue fever? : Health Giants (Sadie Martin) As mentioned earlier, if you think your child is exhibiting any of the signs or symptoms as described above, consult. If a pregnant woman contracts dengue in early pregnancy there is an increased chance of miscarriage. Signs and symptoms of dengue hemorrhagic fever or severe dengue — a life-threatening emergency — include: Severe abdominal pain. Symptoms typically begin three to fourteen days after infection. Virus infection is transmitted to the human body through Mosquitoes bites. Warning signs of dengue fever and preventions - Understand Signs ...