Children with fever and no other symptoms may be associated with respiratory tract infections, gastrointestinal tract infections, rheumatic immune diseases, hematologic diseases and other factors.
1. Respiratory tract infection: viral or bacterial infection of the respiratory system, some children start to show only fever, after 1-2 days there may be red throat, enlarged tonsils, cough, runny nose and other symptoms.
2. Gastrointestinal infections: parents did not pay attention to the hand hygiene of young children, young children like to eat their hands or eat unclean food, bacteria, viruses into the body, the initial manifestation of fever, with the further development of the disease, abdominal pain, diarrhea and other symptoms may occur.
3. Rheumatic immune diseases: rheumatoid, systemic lupus erythematosus and other diseases in young children, in the early stage can show unexplained fever, and fever for a longer period of time, it is not easy to be found.
4. Blood system diseases: acute lymphoblastic leukemia in the early stages of the disease, the child can also show unexplained fever, with the development of the child will appear nosebleed and other symptoms.
If the child only has a fever and no other symptoms, there may be other reasons, it is recommended to go to the hospital for examination, to clarify the cause of the disease, and actively treat the symptoms.