Histological evaluation of the root apices of failed endodontic cases

Aim: The aim of this histological study was to evaluate the different causes of the failures of the endodontic treatment. Materials and Methods: Adult patients who were referred for endodontic surgery and for whom root-end resection was considered suitable were invited to participate in this study....

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Main Authors: Camilla Nicole Pecora, Jagan Kumar Baskaradoss, Abdullah Al-Sharif, Mansour Al-Rejaie, Hussein Mokhlis, Khalid Al-Fouzan, Gabriele E Pecora
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2015-01-01
Series:Saudi Endodontic Journal
Subjects:
Online Access:http://www.saudiendodj.com//article.asp?issn=1658-5984;year=2015;volume=5;issue=2;spage=120;epage=124;aulast=Pecora
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author Camilla Nicole Pecora
Jagan Kumar Baskaradoss
Abdullah Al-Sharif
Mansour Al-Rejaie
Hussein Mokhlis
Khalid Al-Fouzan
Gabriele E Pecora
author_facet Camilla Nicole Pecora
Jagan Kumar Baskaradoss
Abdullah Al-Sharif
Mansour Al-Rejaie
Hussein Mokhlis
Khalid Al-Fouzan
Gabriele E Pecora
author_sort Camilla Nicole Pecora
collection DOAJ
description Aim: The aim of this histological study was to evaluate the different causes of the failures of the endodontic treatment. Materials and Methods: Adult patients who were referred for endodontic surgery and for whom root-end resection was considered suitable were invited to participate in this study. The inclusion criteria were: (1) Patients aged between 18 and 65 years; (2) teeth with apical periodontitis that was diagnosed radiographically; (3) the tooth could not be adequately and better managed by root-canal retreatment; and (4) the crown of the tooth was adequately restored. One hundred root apices were surgically removed together with the periapical pathological tissue from 92 patients (56 males and 36 women).Histological sectioning was performed on calcified specimens that were embedded in a suitable medium. Results: The causes of endodontic failure identified through histological evaluation were as follows: Presence of bacterial and debris into canals (51%), apex transposition and overfilling (3%), presence of the isthmus (21%), bacterial colonization of root surface (2%), untreated canals (11%), and filling material outside root canal (4%). There was no significant difference between the distribution of teeth and the causes of endodontic failures (P = 0.32). Conclusions: The present study demonstrated that the most common cause of endodontic failure is the insufficient cleaning of the root canal system. It also explores the effectiveness of histological evaluation of the root apex following root-end resection in exploring the causes of endodontic failures.
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spelling doaj.art-76d30c66a95f470ab32087415ef7d4792022-12-21T22:40:13ZengWolters Kluwer Medknow PublicationsSaudi Endodontic Journal2320-14952015-01-015212012410.4103/1658-5984.155450Histological evaluation of the root apices of failed endodontic casesCamilla Nicole PecoraJagan Kumar BaskaradossAbdullah Al-SharifMansour Al-RejaieHussein MokhlisKhalid Al-FouzanGabriele E PecoraAim: The aim of this histological study was to evaluate the different causes of the failures of the endodontic treatment. Materials and Methods: Adult patients who were referred for endodontic surgery and for whom root-end resection was considered suitable were invited to participate in this study. The inclusion criteria were: (1) Patients aged between 18 and 65 years; (2) teeth with apical periodontitis that was diagnosed radiographically; (3) the tooth could not be adequately and better managed by root-canal retreatment; and (4) the crown of the tooth was adequately restored. One hundred root apices were surgically removed together with the periapical pathological tissue from 92 patients (56 males and 36 women).Histological sectioning was performed on calcified specimens that were embedded in a suitable medium. Results: The causes of endodontic failure identified through histological evaluation were as follows: Presence of bacterial and debris into canals (51%), apex transposition and overfilling (3%), presence of the isthmus (21%), bacterial colonization of root surface (2%), untreated canals (11%), and filling material outside root canal (4%). There was no significant difference between the distribution of teeth and the causes of endodontic failures (P = 0.32). Conclusions: The present study demonstrated that the most common cause of endodontic failure is the insufficient cleaning of the root canal system. It also explores the effectiveness of histological evaluation of the root apex following root-end resection in exploring the causes of endodontic failures.http://www.saudiendodj.com//article.asp?issn=1658-5984;year=2015;volume=5;issue=2;spage=120;epage=124;aulast=PecoraApical thirdbacteriadebrisendodontic failurehistology
spellingShingle Camilla Nicole Pecora
Jagan Kumar Baskaradoss
Abdullah Al-Sharif
Mansour Al-Rejaie
Hussein Mokhlis
Khalid Al-Fouzan
Gabriele E Pecora
Histological evaluation of the root apices of failed endodontic cases
Saudi Endodontic Journal
Apical third
bacteria
debris
endodontic failure
histology
title Histological evaluation of the root apices of failed endodontic cases
title_full Histological evaluation of the root apices of failed endodontic cases
title_fullStr Histological evaluation of the root apices of failed endodontic cases
title_full_unstemmed Histological evaluation of the root apices of failed endodontic cases
title_short Histological evaluation of the root apices of failed endodontic cases
title_sort histological evaluation of the root apices of failed endodontic cases
topic Apical third
bacteria
debris
endodontic failure
histology
url http://www.saudiendodj.com//article.asp?issn=1658-5984;year=2015;volume=5;issue=2;spage=120;epage=124;aulast=Pecora
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AT mansouralrejaie histologicalevaluationoftherootapicesoffailedendodonticcases
AT husseinmokhlis histologicalevaluationoftherootapicesoffailedendodonticcases
AT khalidalfouzan histologicalevaluationoftherootapicesoffailedendodonticcases
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