Immune thrombocytopenia in children may recur after cure. Immune thrombocytopenia in children is usually caused by immune abnormality, after being stimulated by external antigens, the human body will produce antibodies, these antibodies will destroy platelets when destroying antigens, the platelet count in the blood will be reduced, and there can be bleeding symptoms in several parts of the body, which can be treated by glucocorticoid drugs, and may recur under certain conditions after being cured. Immune thrombocytopenia may be related to viral infections, some children may have a sudden decrease in platelet count when they have a cold, when this symptom occurs, you can go to the hospital in time to check and then under the guidance of the doctor for treatment.