Multiple teeth in children’s upper incisors may be caused by abnormal development of tooth germs and splitting of tooth germs in the process of growth and development. 1. Dental embryo development abnormality: If children have multiple teeth on the upper incisors, it may be in the process of fetal growth and development, there are 32 permanent tooth buds, when the baby is born, it will gradually form the corresponding permanent teeth, you can choose to take a regular film to check, once you find any changes, be sure to under the guidance of the doctor to carry out treatment. 2. Splitting of tooth germs: If children have multiple teeth in the upper incisors, it may be due to the overgrowth of the child’s dental plate, for example, the formation of too many tooth buds, resulting in the baby having multiple teeth after birth. Parents are advised to go to the hospital in time to have the baby’s supernumerary teeth extracted when they first erupt, so as not to affect the normal eruption and arrangement of the teeth. When children have multiple teeth in the upper incisors, they should go to the hospital in time and standardize the treatment under the doctor’s guidance.