Levantamento da incidência de agenesias dentárias entre 7 a 16 anos em pacientes na região de Campo Grande - MS

Abstract

The purpose of this research was to evaluate the prevalence of the dental agenesy in patients between the ages of 7 and 16 years old, in the city of Campo Grande – MS, by a systematic analysis of panoramic X – rays between 2005 and 2007. The agenesies existence was evaluated reganoing patients sort, missing tooth and it’s most frequent location. 1500 panoramic X- rays being 750 from the male sort and anothen 750 from the female sort. Were analyseds by a sinele reseanchen. The data extracted from the samples were statically analysed by the following test: Qui – quadrado (x), t- Student e ANOVA with a minimum significance of 5%. The dental agenesy was found in 40,6% of the patients. This study proved that patient sort has no influence in dental agenesy. The tooth that most frequently presented this type of dental anomaly was the third molar one, followed by the second paymolar, mainly the inferiors; after that, the superior lateral incisor: and finally the daily superior pay-molar. The most frequent location for this type of dental anomaly was in the jaw, on the right quadrant followed by left one we found a high percentage of dental agenesy where patient sort was not statically significant. There are significant statistic differencies reganoing tooth types. Concerning the anomaly location there were found no differences