Children with low platelet count can be seen in pseudo-thrombocytopenia, without special treatment; can also be seen in the generation of benign thrombocytopenia viable platelet transfusion or bone marrow transplantation; can also be seen in immune thrombocytopenia, can be treated with drugs. 1. Pseudo-thrombocytopenia: it means that the thrombocytopenia caused by experimental technique or other reasons is not consistent with the actual, it is necessary to review the routine blood test, and if necessary, it is necessary to carry out manual examination of peripheral blood smear, and there is no need to treat it for the time being. 2. Benign thrombocytopenia: such as myelodysplastic syndromes, anemia, skin ecchymosis and other symptoms, treatment needs to be carried out on bone marrow transplantation and other treatments, at the same time, thrombocytopenia needs to be evaluated by a specialist physician, if necessary, transfusion of platelets and other symptomatic treatments. 3. Immune thrombocytopenia: it is a common thrombocytopenia bleeding disorder in pediatrics with relatively normal bone marrow and skin and mucous membrane bleeding as the main manifestation, and the treatment requires the use of glucocorticosteroids (e.g., prednisone) and intravenous infusion of gammaglobulin. All of the above drugs need to be used under the guidance of a physician, avoid self-medication. Thrombocytopenia can be caused by a variety of reasons, and it is necessary to actively consult the doctor to clarify the cause of the disease and provide targeted treatment or therapy.