نتایج جستجو برای: caries affected dentin

تعداد نتایج: 344689  

Journal: :General dentistry 2011
Ken Southward

There is growing awareness of oral/systemic links, especially with regard to periodontal disease, diabetes, and cardiovascular disease, among others. The process of dental caries has similar links. Bacterial and other acids in the oral environment can erode enamel and potentially initiate an inflammatory response in the dentin. The body's own matrix metalloproteinases, mostly from within the de...

Journal: :European Annals of Dental Sciences 2021

Pre-eruptive intracoronary resorption is a rare condition mainly affecting pediatric patients. It radiographic finding in the dentin of crown an unerupted tooth just below enamel-dentin junction. visualized radiographs as radiolucent coronal lesion variable depth; it well-defined and located adjacent to amelodentinal limit tooth. Historically, this was misdiagnosed caries misnamed pre-eruptive ...

2011
D. Marković B. Petronijević L. Blažić I. Šarčev T. Atanacković

The aims of this study were to examine the ultimate strength of the restored maxillary incisors with composite resin, dental amalgam and glassionomer cement as a transitional restoration. Fifty-six extracted human maxillary central incisors with intact and carious dentin were used. The control group consisted of eight unrestored teeth with intact dentin. Artificial defect in dentin was up to th...

Journal: :European Journal of General Dentistry 2021

Abstract Objective Bonding to different dentin substrates influences resin composite restoration outcomes. This study investigated the influence of adhesion protocols on shear bond strength universal adhesive systems sound and artificial caries-affected (CAD). Materials Methods Occlusal enamel 80 premolars were wet grinded obtain flat midcoronal dentin. Specimens equally divided according subst...

2011

Background: It has been suggested that host matrix metalloproteinase-2 (MMP-2) present in dentin may be involved in caries progression, however, its response to caries is not known. Bone sialoprotein (BSP) has been implicated in dentin mineralization and MMP-2 modulation. Objective: To identify and compare the distribution of MMP-2 and BSP in healthy human coronal dentin and those with early ca...

Journal: :Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas 2002
J T Pinheiro G B L Couto M M V B Vasconcelos M M D C Melo R C A Guedes M A C Cordeiro

The aim of the present study was to determine the effect of a regional basic diet (RBD) on the prevalence of caries in the molar teeth of rats of both sexes aged 23 days. The animals were divided into six groups of 10 rats each receiving the following diets for 30 and 60 days after weaning: RBD, a cariogenic diet, and a commercial diet. The prevalence and penetration of caries in the molar teet...

Journal: :Pediatric dentistry 2001
M S Fracaro W K Seow L H McAllan D M Purdie

PURPOSE This prospective, cross-sectional study examined the sensitivity and specificity of clinical assessment compared to bitewing radiographs in the detection of occlusal dentin caries in permanent molars. METHODS Subjects were 481 children aged 5-12 years from a school-based dental clinic. Occlusal surfaces of 1929, sealed and unsealed first and second permanent molars were examined clini...

2014
Itzhak Binderman Avinoam Yaffe Yuval Samuni Hila Bahar Joseph Choukroun Sang-Ho Jun Jin-Soo Ahn Jae-Il Lee Young Kyun Kim Young-Kyun Kim Junho Lee Kyung-Wook Kim In-Woong Um Masaru Murata Katsutoshi Ito

Methods: The procedure consists of reducing any restorations, caries or debris. The clean and dry tooth, mostly dentin, is immediately grinded using a specially designed 'Smart Dentin Grinder'. The dentin particulate of 300-1200 um is sieved through a special sorting system. The sorted particulate dentin is immersed in basic alcohol cleanser in a sterile container to dissolve all organic debris...

2016
Iram Zaidi Rani Somani Shipra Jaidka Muhamad Nishad Shikha Singh Divya Tomar

AIM The aim of this study was to compare and evaluate the efficacy of different diagnostic aids for diagnosis of dental caries and to compare the validity in terms of sensitivity and specificity of all four diagnostic modalities for diagnosis of caries. MATERIALS AND METHODS Occlusal surfaces of 100 primary and permanent molars were examined using the four diagnostic systems (visual, intraora...

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