Third molar extractions: a retrospective study of 1178 cases

  • SALMEN F
  • OLIVEIRA M
  • GABRIELLI M
  • et al.
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Abstract

ABSTRACT Objective: This study aims to investigate the demographics, patient health status, position of the teeth, pericoronitis incidence, surgical complications, use of antibiotics to third molar removal and correlate those findings. Methods: Based on panoramic radiographs, the teeth were classified as proposed by Pell and Gregory and Winter. The binomial test for proportions with a significance level of 5% was applied. Results: Records of 337 patients submitted 1178 third molar extractions in the period from 1993 to 2011 were reviewed. Most upper teeth were vertically positioned, (84.2%) (p<0.0001), class I (49.55%) (p<0.0001), position C (58.88%) (p<0.0001) and most inferiors were mesioangulated (42.03%) (p<0.0122), class II (60.22%) (p<0.0001), position A (48.15%) (p<0.0001). Complications occurred in 2.88% of the procedures (p<0.0006), mainly in women (69.7%) (p<0.0014) and more frequently in patients who did not receive antibiotics (71.43%) (p<0.0027). Complications were more frequent after extraction of inferior third molars (75.75%) (p<0.0001). The most common complication was alveolitis (52.51%) (p<0.0006). Conclusion: In this study, the complication rates were low. They were more frequent in women who did not receive antibiotics. The most common complication was alveolitis.RESUMO Objetivo: Este estudo objetivou descrever os dados demográficos dos pacientes, posicionamento dos terceiros molares, complicações cirúrgicas, condição sistêmica, histórico de pericoronarite e antibioticoterapia e correlacionar esses achados. Métodos: Com base em radiografias panorâmicas os dentes foram classificados conforme proposto por Pell e Gregory e Winter. Foi utilizado o teste Binomial para proporções a 5% de significância. Resultados: Foram revisados os prontuários de 337 pacientes submetidos a 1178 exodontias durante o perído de 1993 a 2011. Os dentes superiores apresentaram-se predominantemente verticais (84,2%) (p<0,0001), classe I (49,55%) (p<0,0001), posição C (58,88%) (p<0,0001) e os inferiores mesioangulados (42,03%) (p<0,0122), classe II (60,22%) (p<0,0001), posição A (48,15%) (p<0,0001). As complicações ocorreram em apenas 2,88% das cirurgias, foram mais comuns em mulheres (69,7%) (p<0,0014) e em pacientes que não fizeram uso de antibióticos (71,43%) (p<0,0027). A maioria das complicações ocorreu após extrações de dentes inferiores (75,75%) (p<0,0001). A complicação mais comum foi a alveolite (52.51%) (p<0.0006). Conclusão: Neste estudo, as complicações não foram frequentes e acometeram mais mulheres e pacientes que não fizeram uso de antibióticos, sendo a alveolite a mais comumente observada.

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SALMEN, F. S., OLIVEIRA, M. R., GABRIELLI, M. A. C., PIVETA, A. C. G., PEREIRA-FILHO, V. A., & GABRIELLI, M. F. R. (2016). Third molar extractions: a retrospective study of 1178 cases. RGO - Revista Gaúcha de Odontologia, 64(3), 250–255. https://doi.org/10.1590/1981-863720160003000023235

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