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008 190418s2018 ua do f m 000 0 eng d
040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aM.Sc
099 _aCai01.09.02.M.Sc.2018.Sa.P
100 0 _aSalma Abdelrahman Salem
245 1 0 _aPrevalence of second mesio-buccal canal in maxillary first and second molars in Egyptian population using CBCT :
_bIn vitro study , A cross-sectional study /
_cSalma Abdelrahman Salem ; Supervised Salsabyl Mohamed Ibrahim , Ahmed Mohamed Abdalsamad
246 1 5 _aتقييم انتشار القناة الثانية إنسي الشدق فى الأضراس العلوية الأولى و الثانية فى الشعب المصرى عن طريق الاشعة المقطعية بالحاسوب مخروطية الشعاع :
_bدراسة معملية : دراسة مستعرضة
260 _aCairo :
_bSalma Abdelrahman Salem ,
_c2018
300 _a53 P. :
_bcharts , photographs ;
_c25cm
502 _aThesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Endodontics
520 _aIn the presented retrospective study the purpose was to analyze the available records of CBCT records for the prevalence of the second mesio-buccal canal (MB2) in the permanent maxillary first and second molars amongst members of an Egyptian population. CBCT images of maxillary first and second molars (116) with high arch palate, voxel size less than 0.2, average age 20-60 years in both sexes with minimum of one molar in the scan. Maxillary molars with fully formed apices; and no root canal fillings, posts, crown restorations were included. The incidence of MB2 in maxillary first right molars was 64.7% and 75.7% in maxillary first left molars. The prevalence of the MB2 canal in maxillary second right molars was 39.8% and 58.9% in maxillary second left molars, there was no significant between the right and left side of the maxillary molars teeth. There was higher prevalence of type IV canal configurations in first molars and type I in the second molars; furthermore, it was more prevalent in males than females. As for the location of MB root canal curvature it was almost in the middle third and there were no significance differences between the right and left side of these teeth. The prevalence of variations of MB2 and morphological differences found in mesio-buccal roots did occur in different populations. Consideration during surgical or nonsurgical endodontic procedures of the permanent maxillary molars to define the existence of prevailing extra root canals should be taken
530 _aIssued also as CD
653 4 _aCBCT
653 4 _aEgyptian population
653 4 _aFirst and second molars
700 0 _aAhmed Mohamed Abdalsamad ,
_eSupervisor
700 0 _aSalsabyl Mohamed Ibrahim ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aNazla
_eRevisor
905 _aSamia
_eCataloger
942 _2ddc
_cTH
999 _c71549
_d71549