One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children

One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children

Many author have exposed the rapid and slow expansion, the diversity of activation and containment protocols and the follow-up time, justify the need for more studies to evaluate the effects to the ERM for the long-term.

Inclusion Criteria:

• cross-bite with maxillary atresia

Exclusion Criteria:

• patients had undergone orthodontic treatment or had a syndrome