What is the red spot on the upper jaw of the oral cavity

Oral palatal red spots related to the causes of the situation more, mainly summarized as the following: 1. Virus infection, if the virus infection will cause herpetic stomatitis performance, so induce oral palatal tissue red spots problem.2. A short time to eat hot food, because the temperature is too high to the oral palatal mucosa formation stimulation, so causing a large number of red spots performance, general spray anti-inflammatory drugs can slowly improve. 3. There has been a fever recently. If there is a high fever problem, it may also cause a large number of red spots inside the mouth, but after the body slowly recovers, the red spots will gradually disappear.