نتایج جستجو برای: secondary caries
تعداد نتایج: 351982 فیلتر نتایج به سال:
Secondary caries has been reported as the main reason for restoration replacement. The aim of this in vitro study was to evaluate the performance of different methods--visual inspection, laser fluorescence (DIAGNOdent), radiography and tactile examination--for secondary caries detection in primary molars restored with amalgam. Fifty-four primary molars were photographed and 73 suspect sites adj...
A laboratory evaluation of bulk-fill versus traditional multi-increment-fill resin-based composites.
Some concerns exist, however, regarding bulk-fill composites. One proposed rationale for limiting composite increments to 2 mm is to allow the curing light to penetrate to the resin farthest away from the light source.1,2 A second reason for using 2-mm increments is to minimize the shrinkage and shrinkageinduced stress associated with composite polymerization. Contraction stresses that exceed t...
OBJECTIVE The objective of the study was to determine the prevalence and severity of dental caries among school students aged 16-18 in Ha'il urban city, Kingdom of Saudi Arabia (KSA). METHODS This cross-sectional study randomly selected 480 students from eight secondary schools in Ha'il urban city from September to October 2015. Three calibrated examiners used the decayed, missing and filled ...
The prevalence of dental caries and supragingival plaque and calculus in 785 secondary schools students was assessed. More than half (53.6%) of the students were caries-free, and the majority of those with dental caries experience were aged 14-17 (68.1%) and females (53%). Mean DMFT was 1.26, with mean D-component of 1.05, and molars were most affected. Most students had supragingival plaque (7...
The purpose of this cross-sectional, masked study was to compare the oral status of perinatally HIV-infected children with their uninfected siblings living in the same environment. A secondary purpose was to compare HIV-positive children for differences in oral health with respect to disease advancement. One hundred forty-seven children were examined in their homes and meeting places, using NIH...
PURPOSE There is no data in the dental literature concerning the quality of the restorations performed in young children with early childhood caries (ECC) under sedation as compared with those treated under general anesthesia (GA). The aim of this study was to compare the quality of restorations and recurrent caries in 65 children with ECC who had dental treatment under GA or sedation. METHOD...
OBJECTIVE The aim of this study was to examine the prevalence and experience of early childhood caries among 5- to 6-year-old children in Southeast Asia. METHODS A literature search was conducted of three electronic databases (PubMed, EMBASE and ISI Web of Science) to identify publications from the years 2006 to 2015. Additional hand searches of government reports and national studies were pe...
Background and Aim: Restoration of endodontically treated teeth is one of the most important and challenging topics in restorative dentistry. Longevity of such restorations is an essential factor in treatment planning. Amalgam build-up is a conservative method for restoration of endodontically treated teeth. Therefore, this study aimed to assess the longevity of this type of restoration in endo...
Secondary caries is the most common cause of dental restoration failures. This study aimed to compare the diagnostic accuracy of conventional and digital intraoral radiography and cone beam computed tomography (CBCT) for detection of recurrent caries around composite restorations. mesio-occluso-distal (MOD) cavities were prepared using bur on 45 extracted sound human molar teeth. The teeth were...
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