Pediatric viral colds can lead to thrombocytopenia. Virus into the body, will lead to abnormalities in the body’s immune mechanism, the virus as an antigen adsorption platelet surface, by the body of the macrophage recognition phagocytosis, the virus inhibits the bone marrow hematopoietic function, pathogens in the body to release a large number of toxins, activate the platelets in the blood, prone to build up, by the macrophage destruction, will all cause thrombocytopenia. If you suffer from pediatric viral cold, you need to actively go to the hospital, under the guidance of the doctor for treatment, to avoid platelet reduction persistently, damage to health, if thrombocytopenia can not be restored, need to carry out bone puncture for diagnosis, to exclude other diseases.