Severe root resorption resulting from orthodontic treatment: prevalence and risk factors.

Objective: To assess the prevalence of severe external root resorption and its potential risk factors resulting from orthodontic treatment.

Methods: A randomly selected sample was used. It comprised conventional periapical radiographs taken in the same radiology center for maxillary and mandibular incisors before and after active orthodontic treatment of 129 patients, males and females, treated by means of the Standard Edgewise technique.

The impact of nonsyndromic oral clefts on family quality of life.

This study aimed to assess the impact of nonsyndromic oral cleft (NSOC) on families' quality of life (QoL) using the Brazilian version of the Family Impact Scale (B-FIS). A hospital-based case-control study was conducted with NSOC cases and unaffected controls recruited at Dental Clinic in Federal University. The mean B-FIS scores were 10.