Abnormal percentage of children’s cells may be caused by viral fever or Kawasaki disease. It is recommended to use Qingkailing Drops or Yingyang Granules and ensure the child drinks plenty of water and has regular bowel movements. If the child has Kawasaki disease, antibiotic treatment may be ineffective, and it is recommended to use antiviral treatment and traditional Chinese medicine diagnosis and treatment. At the same time, the diet should be light and avoid spicy and puff pastry foods, and ensure the child has regular bowel movements.