Not all children who suffer from toddler’s emergency rash will have sequelae. If improper care measures are taken during the period of illness or improper treatment is adopted, there is a possibility that sequelae will be left behind, mainly including epileptic foci, cerebrovascular diseases and facial nerve paralysis, etc., which need to be treated by medical doctors in time once they are detected. 1. In the case of acute rash in young children, especially after the emergence of high fever or convulsions, if it is not handled timely and effectively, the brain nerves may be seriously affected, and even cause epileptic foci. 2. In the early stage of fever reduction of acute rash in young children, if it is found to be accompanied by obvious cerebrospinal fluid germs infection and a certain degree of brain inflammation, it may trigger cerebrovascular lesions. 3. Facial nerve palsy is a relatively rare complication of emergency rash in toddlers, but if the treatment is not appropriate or the nursing care is not effective, it is possible to damage the facial nerve, which may lead to facial nerve palsy. Although not all children suffering from emergency rash will have sequelae, it is recommended to consult a doctor as soon as emergency rash is detected in order to avoid adverse consequences.