| Registro completo |
| Provedor de dados: |
International Journal of Morphology
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| País: |
Chile
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| Título: |
Assessment of Mesial Root Morphology and Frequency of MB2 Canals in Maxillary Molars using Cone Beam Computed Tomography
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| Autores: |
Abarca,J
Gómez,B
Zaror,C
Monardes,H
Bustos,L
Cantin,M
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| Data: |
2015-12-01
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| Ano: |
2015
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| Palavras-chave: |
CBCT
Secondary mesiobuccal canal
MB2
Maxillary molars
Root canal system
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| Resumo: |
The aim of this study was to assess the morphology of the mesial root canal system of maxillary molars and the frequency of MB2 canals using cone-beam computed tomography (CBCT). A total of 1374 teeth, first maxillary (1MS, n= 802) and second maxillary molars (2SM, n= 572) of 508 Chilean patients between 8 to 77 years were evaluated through CBCT. The mesiobuccal root was evaluated in all three thirds. Root canal morphology was classified according to Vertucci's method. Data were analyzed by Pearson's Chi-square and Cuzick trend tests. MB2 canal frequency in 1MS was 73.44% and in 2MS 42.48%. The most frequent morphology in 1MS and 2MS were Vertucci type II and I, respectively. No statistically significant association was found between frequencies and side or according to gender (P>0.05). A positive association was found as the age increased in both 1MS and 2MS (P<0.001 and P= 0.023, respectively). Given the anatomical complexity of the mesiobuccal root and the frequent presence of the MB2 canal, the clinician must assume the existence of two canals in this root. CBCT scanning is a good way to initially identify this canal in the different root thirds.
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| Tipo: |
Journal article
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| Idioma: |
Inglês
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| Identificador: |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022015000400023
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| Editor: |
Sociedad Chilena de Anatomía
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| Formato: |
text/html
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| Fonte: |
International Journal of Morphology v.33 n.4 2015
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