The Effectiveness of Early Orthodontic Treatment of Preschool Children with Distal Occlusion

Anomalies of the maxillary system occupy one of the first places among diseases of the maxillofacial complex. The frequency of anomalies increases with each passing year of life. The most common anomaly of the maxillary system is distal occlusion of the dentition (DOSR). 75% of children have some form of malocclusion by the age of 12, of which 70% have distal occlusion of the dentition. According to E.V.