Traumatic Dental Injuries among 12-Year-Old Schoolchildren in the United Arab Emirates.

Aims: This study aimed to evaluate the prevalence of the factors related to traumatic injuries to the permanent incisors of 12-year-old children in the Emirate of Ajman, United Arab Emirates.

Methods: A sample of 1008 12-year-old children (510 boys and 498 girls) participated in this study. A multi-stage randomized sampling technique was used to select children from public schools for their inclusion in the sample population.

Severe Mandibular Crowding Treated with Nonextraction Periodontally Accelerated Osteogenic Orthodontics.

This case report describes a patient with severe (11-mm) mandibular anterior crowding who received periodontally accelerated osteogenic orthodontics (PAOO) nonextraction treatment, showing 5-year follow-up. A 15-year-old female presented with severe dental crowding, Angle Class I skeletal and molar relationships and a Class II canine relationship, and excessive overjet and overbite. Following fixed-appliance placement (0.