Assessment of the Occlusal Characteristics and Orthodontic Treatment Needs for Egyptian Children( 6-12)Years Old

Inclusion Criteria: * Egyptian children of both genders born to Egyptian parents . * Children having an age range from 6-12 years old. * Cooperative children . Exclusion Criteria: * Craniofacial anomalies that affect jaw relation and dentition except for cleft lip and palate. * History of facial trauma or surgery. * Systemic disease that affects craniofacial growth * Previously orthodontically treated child Those whom did not sign the consent