Children with recurrent fever should prefer to be seen by a paediatrician. If the fever is accompanied by other symptoms, you can also choose the appropriate department according to the accompanying symptoms, such as nasal congestion, runny nose, cough, sputum, chest pain, etc., you can go to the respiratory medicine department. If the symptoms are accompanied by weakness, sternal pain, frequent bleeding from the gums and nose, or multiple bleeding spots throughout the body, consult a haematologist.