Cutaneous sinus tract caused by vertical root fracture.

abstract：INTRODUCTION:The aim of this prospective study was to evaluate the postoperative pain that followed root canal treatments performed with a single-file reciprocating system on asymptomatic uniradicular necrotic teeth with and without foraminal enlargements (FEs). METHODS:Forty-six volunteers were randomly divided into ...

journal_title：Journal of endodontics

authors： Cruz Junior JA,Coelho MS,Kato AS,Vivacqua-Gomes N,Fontana CE,Rocha DG,da Silveira Bueno CE

更新日期：2016-01-01 00:00:00

abstract：INTRODUCTION:Sphingosine-1-phosphate receptor 1 (S1P1) is crucial for regulation of immunity and bone metabolism. This study aimed to investigate the expression of S1P1 in rat periapical lesions and its relationship with receptor activator of nuclear factor kappa B ligand (RANKL) and regulatory T (Treg) cells. METHODS...

journal_title：Journal of endodontics

authors： Xiao L,Zhu L,Yang S,Lei D,Xiao Y,Peng B

更新日期：2015-04-01 00:00:00

abstract：:Patients with odontogenic cutaneous sinus tracts usually seek treatment from a physician instead of a dentist and the etiology is frequently misdiagnosed. This case report describes a patient who sought treatment from a dentist because of a history of a previous cutaneous swelling on the ipsilateral side of his cheek....

journal_title：Journal of endodontics

authors： Foster KH,Primack PD,Kulild JC

更新日期：1992-06-01 00:00:00

abstract：INTRODUCTION:This study reports the antimicrobial effect of photodynamic therapy (PDT) combined with endodontic treatment in patients with necrotic pulp infected with microflora resistant to a previous antibiotic therapy. METHODS:Thirty anterior teeth from 21 patients with periapical lesions that had been treated with...

journal_title：Journal of endodontics

authors： Garcez AS,Nuñez SC,Hamblim MR,Suzuki H,Ribeiro MS

更新日期：2010-09-01 00:00:00

abstract：:The cross-sectional configuration of seven files at coronal and apical levels were compared with diagrams presented by manufacturers. The presence of cutting edges was also examined. Ground-twisted (K-file, K-Reamer, and K-flex) and machined files (Flex-R, Unifile, S-file, and Hedstrom) were included in #10, #25, and ...

journal_title：Journal of endodontics

authors： D'Souza JE,Walton RE,Maixner D

更新日期：1995-12-01 00:00:00

abstract：INTRODUCTION:Communication between pulp and periodontal tissue has been well established. However, it is unknown when periodontal disease begins to affect the clinical response of pulp tissue. The aim of this study was to assess the influence of periodontal severity on pulp sensibility by means of electric and thermal ...

journal_title：Journal of endodontics

authors： Neves VCQ,Toledo BEC,Camargo GACG,Souza AA,Zuza EP

更新日期：2017-11-01 00:00:00

abstract：:The antibacterial activity of three commercial 10% carbamide peroxide bleaching agents (Nite White, Karisma, and Opalescence) on Streptococcus mutans, Streptococcus mitis, Streptococcus sanguis, Lactobacillus casei, and Lactobacillus acidophilus was examined. Chlorhexidine (0.2%) was used as a positive control. Test m...

journal_title：Journal of endodontics

authors： Gurgan S,Bolay S,Alaçam R

更新日期：1996-07-01 00:00:00

abstract：:With all the potential for endodontic success, the fact remains clinicians are confronted with posttreatment endodontic disease. When the elected treatment plan is endodontic nonsurgical retreatment, then the goal is to access the pulp chamber and remove materials from the root canal space and if present, address defi...

journal_title：Journal of endodontics

authors： Ruddle CJ

更新日期：2004-12-01 00:00:00

abstract：INTRODUCTION:Electronic working length measurement during root canal treatment in teeth with enlarged apical foramina is a challenge. The aims of this in vitro study were (1) to assess the influence of foramen widening on the accuracy of 5 different electronic foramen locators (EFLs) and (2) to compare the accuracy of ...

journal_title：Journal of endodontics

authors： Akisue E,Gratieri SD,Barletta FB,Caldeira CL,Grazziotin-Soares R,Gavini G

更新日期：2014-01-01 00:00:00

abstract：INTRODUCTION:Pure gutta-percha (trans-1, 4-polyisoprene [TPI]) has been used extensively as a main component of gutta-percha for root canal filling. TPI has the interesting shape memory property by cross-linking, and this polymer was commercialized under the product name of SMP-2 (Kuraray Corp, Kashima, Japan). Therefo...

journal_title：Journal of endodontics

authors： Tsukada G,Tokuda M,Torii M

更新日期：2014-10-01 00:00:00

abstract：:In the present study, we investigated the effect of the addition of different grades of gum rosins and hydrogenated resins to Grossman cement on dimensional stability, solubility and disintegration. pH and conductivity, which may affect these properties, were also determined. The experiments were performed according t...

journal_title：Journal of endodontics

authors： Sousa-Neto MD,Guimarães LF,Saquy PC,Pécora JD

更新日期：1999-07-01 00:00:00

abstract：INTRODUCTION:This study evaluated the risk of failure for an endodontically treated premolar with different crack depths, which was shearing toward the pulp chamber and was restored by using 3 different computer-aided design/computer-aided manufacturing ceramic restoration configurations. METHODS:Three 3-dimensional f...

journal_title：Journal of endodontics

authors： Lin CL,Chang YH,Hsieh SK,Chang WJ

更新日期：2013-03-01 00:00:00

abstract：INTRODUCTION:The aim of the present study was to assess the bond strength of root fillings in oval-shaped canals prepared with the self-adjusting file (SAF) system. METHODS:A careful specimen selection resulted in 2 equal groups, each consisting of 12 extracted mandibular canines with oval canals that had vital pulps ...

journal_title：Journal of endodontics

authors： De-Deus G,Accorsi-Mendonça T,de Carvalho e Silva L,Leite CA,da Silva D,Moreira EJ

更新日期：2013-02-01 00:00:00

abstract：:Sodium hypochlorite (NaOCl) has been recommended for irrigation during root canal preparation. This investigation used scanning electron microscopy to examine instrumented and uninstrumented surfaces in the middle third of root canals following the use of several concentrations of NaOCl (5.25%, 2.5%, 1.0%, and 0.5%). ...

journal_title：Journal of endodontics

authors： Baumgartner JC,Cuenin PR

更新日期：1992-12-01 00:00:00

abstract：INTRODUCTION:This study evaluated the influence of glide path on canal curvature and axis modification after instrumentation with WaveOne Primary reciprocating files. METHODS:Thirty ISO 15, 0.02 taper Endo Training Blocks were used. In group 1, glide path was created with PathFile 1, 2, and 3 at working length, wherea...

journal_title：Journal of endodontics

authors： Berutti E,Paolino DS,Chiandussi G,Alovisi M,Cantatore G,Castellucci A,Pasqualini D

更新日期：2012-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to compare the accuracy in vivo of 2 electronic apex locators (EALs), the Raypex 5 and the Mini Apex Locator. METHODS:The working length (WL) was determined electronically for 40 human root canals by using a K-file and 1 of the 2 EALs. The files were fixed at the WL, and the ...

journal_title：Journal of endodontics

authors： Stöber EK,de Ribot J,Mercadé M,Vera J,Bueno R,Roig M,Duran-Sindreu F

更新日期：2011-10-01 00:00:00

abstract：INTRODUCTION:This study aimed to examine the dynamic recovery of established multispecies biofilms of oral bacteria after an initial treatment by D-enantiomeric peptide DJK-5, L-enantiomeric peptide 1018, or chlorhexidine digluconate (CHX). METHODS:Oral biofilms from 2 donors were grown on collagen-coated hydroxyapati...

journal_title：Journal of endodontics

authors： Zhang T,Xia L,Wang Z,Hancock REW,Haapasalo M

更新日期：2020-11-25 00:00:00

abstract：:In this study the sealing ability of a new urethane methacrylate resin-based sealer, EndoRez, was evaluated using a fluid-filtration model. Sixty-four single-rooted lower bicuspids were decoronated, instrumented, and divided into 3 groups of 20 each with 4 teeth used as controls. In group A, the roots were obturated w...

journal_title：Journal of endodontics

authors： Kardon BP,Kuttler S,Hardigan P,Dorn SO

更新日期：2003-10-01 00:00:00

abstract：:The apical sealing ability of amalgam, cold-burnished gutta-percha, amalgam with cavity varnish, and SuperEBA cement was evaluated in extracted human teeth. For each experimental group, the roots of 20 single-rooted teeth were sectioned from their crowns. Canals were cleaned, shaped, and obturated with vertically cond...

journal_title：Journal of endodontics

authors： Tuggle ST,Anderson RW,Pantera EA Jr,Neaverth EJ

更新日期：1989-03-01 00:00:00

abstract：:This study compares the incidence, degree, and length of postoperative pain in 300 endodontically treated teeth, with and without apical patency, in relation to some diagnostic factors (vitality, presence of preoperative pain, group, and mandible of treated tooth). Of the questionnaires received back, apical patency w...

journal_title：Journal of endodontics

authors： Arias A,Azabal M,Hidalgo JJ,de la Macorra JC

更新日期：2009-02-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to examine the level of erosion in root dentin caused by different irrigation methods and protocols. METHODS:Thirty-five extracted upper molar teeth were instrumented and divided into 7 groups to undergo treatment by different methods: negative control, GentleWave System (Son...

journal_title：Journal of endodontics

authors： Wang Z,Maezono H,Shen Y,Haapasalo M

更新日期：2016-12-01 00:00:00

abstract：INTRODUCTION:Previous studies in patients with irreversible pulpitis have reported increased success of the inferior alveolar nerve block (IANB) using premedication with ketorolac. Preemptive nitrous oxide administration has also shown an increase in the success of the IANB. Recently, ketorolac has been made available ...

journal_title：Journal of endodontics

authors： Stentz D,Drum M,Reader A,Nusstein J,Fowler S,Beck M

更新日期：2018-01-01 00:00:00

abstract：:There are no quantitative data on the mechanical efficacy of irrigation in the removal of bacteria from curved canals. This study quantitatively analyzed the effects of root canal curvature and preparation size on the mechanical efficacy of irrigation using 33 mandibular single-rooted bicuspids allocated to groups acc...

journal_title：Journal of endodontics

authors： Nguy D,Sedgley C

更新日期：2006-11-01 00:00:00

abstract：:The purpose of this study was to investigate histologically and histometrically the changes in pulpal and periapical tissues after pulpal exposure in rats. All animals received a pulpal exposure in the left mandibular first molar. Animals were killed at 1 to 56 days after pulpal exposure, and their mandibles were eval...

journal_title：Journal of endodontics

authors： Yamasaki M,Kumazawa M,Kohsaka T,Nakamura H,Kameyama Y

更新日期：1994-01-01 00:00:00

abstract：:Ocular complications after an inferior alveolar nerve anesthesia are rare. These complications, although temporary and benign, can be distressing to both the patient and the clinician. A 37-year-old male patient was administered an inferior alveolar nerve block for the root canal treatment of tooth #30. Immediately af...

journal_title：Journal of endodontics

authors： Pandey R,Dixit N,Dixit KK,Roy S,Gaba C

更新日期：2018-09-01 00:00:00

abstract：INTRODUCTION:The aim of the present systematic review and meta-analysis was to evaluate the success and survival rate of endodontically treated cracked posterior teeth and to assess the preoperative factors that affect teeth survival. METHODS:The study protocol was registered on the PROSPERO international prospective ...

journal_title：Journal of endodontics

authors： Olivieri JG,Elmsmari F,Miró Q,Ruiz XF,Krell KV,García-Font M,Durán-Sindreu F

更新日期：2020-04-01 00:00:00

abstract：:Studies of endodontic outcomes suggest that fracture of the tooth after endodontic therapy may be a greater problem than endodontic reinfection. Immediate full coverage with or without a post and core is the best way to prevent fracture. Unfortunately, in many population areas, due predominantly to cost, this restorat...

journal_title：Journal of endodontics

authors： Kim SG,Kim SS,Levine JL,Piracha YS,Solomon CS

更新日期：2020-04-01 00:00:00

abstract：:Immune and nervous systems play key roles in periapical pathosis; however, their spatial associations, which may be a prerequisite for paracrine interactions in the progression of periapical lesions, remain to be examined. In this study we examined the distribution and frequency of spatial associations between major h...

journal_title：Journal of endodontics

authors： Yang G,Kawashima N,Kaneko T,Suzuki N,Okiji T,Suda H

更新日期：2007-02-01 00:00:00

abstract：:Propolis, a flavonoid-rich product of honey comb, exhibits antibacterial and anti-inflammatory properties. In this study, we examined the tolerance of fibroblasts of the periodontal ligament (PDL) and dental pulp to propolis and compared with that of calcium hydroxide in vitro. Cells from human dental pulp and PDL wer...

journal_title：Journal of endodontics

authors： Al-Shaher A,Wallace J,Agarwal S,Bretz W,Baugh D

更新日期：2004-05-01 00:00:00

abstract：INTRODUCTION:Mineral trioxide aggregate (MTA) and calcium silicate (CS) cements exhibit acceptable levels of cytocompatibility. The aim of the present study was to evaluate MTA and CS cement genotoxicity in a human osteosarcoma cell line (MG63). METHODS:A mitochondrial colorimetric assay was used to evaluate the MG63 ...

journal_title：Journal of endodontics

authors： Ding SJ,Kao CT,Chen CL,Shie MY,Huang TH

更新日期：2010-07-01 00:00:00