نتایج جستجو برای: secondary caries

تعداد نتایج: 351982  

Journal: :Pediatric dentistry 1996
D M O'Sullivan E A Thibodeau

Studies indicate that previous caries experience can influence future caries development; however, caries-free individuals also may develop caries. The aim of this study was to examine the relationship between baseline caries experience and salivary mutans streptococci (SMS) levels as an indicator for predicting caries incidence in pre-school children. One hundred forty-eight preschool children...

2012
S Garoushi J Tanner PK Vallittu L Lassila

This preliminary clinical trial evaluated 12 month clinical performance of novel filling composite resin system which combines short fiber-reinforced composite resin and conventional particulate filler composite resin in high stress bearing applications. A total of 37 class I and II restorations (compound and complex type) were placed in 6 premolars and 31 molars. The restorations were reviewed...

2012
Junko Tanaka Norio Mukai Muto Tanaka Masahiro Tanaka

Objective. The purpose of this study was to investigate whether teeth that have undergone prosthetic restoration are under conditions that promote caries recurrence. Methods. The subjects were 20 dentate adults with both a healthy tooth and an affected tooth entirely covered with a complete cast crown in the molar regions of the same arch. The pH was measured in plaque adhering to the margin of...

Journal: :Caries research 2016
Kim Rud Ekstrand

The primary aim of this work is to present the available evidence that toothpastes containing >1,500 ppm fluoride (2,500-2,800 and 5,000 ppm F) provide an additional caries preventive effect on root caries lesions in elderly patients compared to traditional dentifrices (1,000-1,450 ppm F). The secondary aim of this paper is to discuss why high fluoride dentifrices in general should perform bett...

2013
M. Jafarian A. Etebarian

OBJECTIVES The aim of this survey was to investigate the primary reason for extraction of permanent teeth, its correlations with age, gender and education level, as well as identify the important predictors for dental caries in general dental centers in Tehran, Iran. SUBJECTS AND METHODS The study was conducted over a period of 6 months; its population consisted of 1,382 patients, aged 9-95 y...

Journal: :Acta odontologica latinoamericana : AOL 2015
Soledad I Gómez Lorenza M Jaramillo Gloria C Moreno Nelly S Roa Adriana Rodríguez

Dental caries is an infectious disease which still constitutes a public health concern. It begins at an early age and is caused mainly Streptococcus mutans (S. mutans). The aim of this study was to characterize the salivary humor immune response to S. mutans proteins in patients with caries, with history of caries and without caries, in order to determine which S. mutans proteins participate in...

2017
Anne CR Tanner Christine Kressirer Lina Faller Kristie Lake Floyd Dewhirst Alexis Kokarasb Bruce Paster Jorge Frias-Lopez

Dental caries results from altered microbial community activity in disease compared to health. Caries advanced into dentin was compared with coronal caries and caries-free sites. Oral bacterial samples were obtained from young children, placed in RNAlater and stored frozen. mRNAwas purified and sequenced on an Illumina NextSeq 500 platform. Gene sequences were aligned against taxa in HOMD and g...

Journal: :Brazilian dental journal 2011
Flávio Renato Reis de Moura Ana Regina Romano Rafael Guerra Lund Evandro Piva Sinval Adalberto Rodrigues Júnior Flávio Fernando Demarco

This retrospective study evaluated the clinical performance and the reasons for failure of anterior and posterior composite restorations placed by undergraduate dental students over a 3-year period. All cavities were restored using Prime & Bond 2.1 and TPH (Dentsply), according to the manufacturer's indications. One hundred and two patients who had received composite restorations by third and f...

Journal: :The journal of adhesive dentistry 2011
Aline de Almeida Neves Eduardo Coutinho Marcio Vivan Cardoso Paul Lambrechts Bart Van Meerbeek

The advent of "Adhesive Dentistry" has simplified the guidelines for cavity preparation enormously. The design and extent of the current preparations are basically defined by the extent and shape of the caries lesion, potentially slightly extended by bevelling the cavity margins in order to meet the modern concept of minimally invasive dentistry. New caries excavation techniques have been intro...

Journal: :Operative dentistry 2015
E Fernández J Martin P Vildósola J Estay O B de Oliveira Júnior V Gordan I Mjor J Gonzalez A D Loguercio G Moncada

PURPOSE The objective of this study was to clinically evaluate sealed composite restorations after 10 years and compare their behavior with respect to controls. METHODS AND MATERIALS The cohort consisted of 20 patients aged 18 to 80 years with 80 composite restorations. All participants in the sealing and no-treatment groups presented with clinical features for the marginal adaptation that de...

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