Repeated fever in children can be seen in many aspects of the disease: 1, if accompanied by sneezing, runny nose, nasal congestion and other symptoms, the main consideration is the upper respiratory tract infection caused by viruses, usually fever for 3-5 days, you can orally clear the heat and detoxification of drugs as well as drugs to reduce the symptoms of katarrh.2, if accompanied by coughing, coughing sputum, wheezing and so on, combined with lung auscultation, you need to consider the problem of bronchitis or bronchopneumonia, if necessary, can do a chest impactology examination to determine the severity of pneumonia, also divided into viral pneumonia, bacterial pneumonia and special pneumonia. You can do a chest impact examination to determine the severity of pneumonia, pneumonia can also be divided into viral pneumonia, bacterial pneumonia and pneumonia of special bacterial infections. 3, if accompanied by diarrhea, vomiting, bad spirits, you need to consider whether it is gastroenteritis, including viral gastroenteritis and bacterial gastroenteritis or mixed infections, you can do a stool examination. 4, if the recurring fever for more than a week, you need to consider whether it is possible to be Kawasaki disease, infectious mononucleosis and so on.