Cone-beam Computed Tomography Study of Root Canals variation of maxillary premolar teeth in patients of Jondishapur clinic in Ahvaz
Journal Title: INTERNATIONAL JOURNAL OF CURRENT RESEARCH IN MEDICAL SCIENCES - Year 2016, Vol 2, Issue 7
Abstract
Statement of the problem: Using CBCT to determine root morphology minimizes rate of treatment failure and adverse effects, such as gouging and perforations .Purpose one of the main reasons of the failure in root canal therapy of the maxillarypremolarteeth,is missing the additional canals.therefore, for doing the successful root canal therapy,it is important to know about the canal morphology of teeth in this study thevariation in number of roots and canals in men & women have been reported.one of the ways for studying anatomy and morphology of teeth is using CBCT that provide three dimentional radiography and having less ray in comparison . The aim of this study was to assess morphology of root canals first and second maxillary premolars using CBCT scans in ahvaz papulation .Materials and Methods: In this cross-sectional study, conducted in the Radiology Department ofahvaz Dental School in 2015-2016 ,129 CBCT scans were studied. The following data were analyzed: number of roots, canals, and sex (men/women)of,first and second premolars maxillary Data was analyzed with SPSS 16.0 and descriptive statistical tests .Results: In this study first premolars in maxillary (56.9%) had one root in both sides and (41.5%) had two roots and (1.5%) had three roots in both sides. But second premolars (84.6%) had one root both sides and( 3.6% ) two roots and (1.8%) had three roots both sides.there is no different between men and women in prevalence of root .In this study first premolars (6.2%) had one canal both sides and (92.3%) two canals and (1.5%) three canals in both sides.but in second premolars (67.2% (had one canal both sides ,(31.3%) two canals and (1.6%) had three canals .Conclusion:it is important to have perfect knowledge of the root canal morphology before curing it.the result of this study emphasize that the dentist can obtain valuable information about the anatomy and morphology of the root canals based on the CBCT method.
Authors and Affiliations
Mansour Jafarzadeh, DDS,MDS. Amin Kavousi, DDS, Aghdas Eghtedari, DDS.
Keywords
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