Sudden high fever and continuous fever for 2-7 days; then appear bleeding spots or plaques under the skin, if more severe, accompanied by nosebleeds, bleeding gums, sometimes with internal bleeding.

Children often get sick, making many parents worried and anxious. Especially at the time of changing seasons, the weather changes from hot to cold, high humidity... leading to a high rate of children suffering from diseases related to respiratory and digestive tract infections.