Infant milk teeth in figure eight shape is mostly related to the oral teeth are incomplete, dental habits, congenital tooth eruption deformity and other factors.
1. Incomplete oral teeth: baby milk teeth are zigzag, may be the baby milk teeth eruption is relatively small, oral teeth have not all grown. When all the baby teeth grow out, the space of the teeth is limited, the baby teeth will slowly grow correctly.
2. Dental habits: baby teeth in a figure eight shape may be the cause of poor daily dental habits, such as infants often bite hard objects with their teeth, biting fingers, biting toys, teeth are affected by external forces and developmental deformities.
3. Congenital tooth eruption deformity: baby teeth are zigzag shape may be congenital tooth eruption deformity, such as tooth replacement teeth or zigzag shape and then deal with.
Parents found that the baby baby teeth are zigzag without special treatment, let the baby teeth grow normally, usually give the baby a good oral dental cleaning.