نتایج جستجو برای: tooth erosion

تعداد نتایج: 118726  

2014
Mabel Miluska Suca Salas Raquel Venâncio Fernandes Dantas Hugo Ramalho Sarmento Fabiana Vargas-Ferreira Dione Torriani Flávio Fernando Demarco

Aim: To identify a possible association between the occurrence of dental caries and tooth erosion and to correlate the dietary factor with an increased risk of dental caries. Methods: A crosssectional study in a multistage random sample of 1,211, 8 to 12-years-old Brazilian schoolchildren in private and public schools was conducted in Pelotas, Brazil. The prevalence of dental caries and tooth e...

Journal: :Journal of dental education 2011
Ana Paula Hermont Patricia A D Oliveira Sheyla M Auad

The aim of this cross-sectional study was to assess awareness and attitudes related to tooth erosion among dental students, patients, and faculty members in a Brazilian dental school. Data were collected by means of a self-applied questionnaire that was distributed among 298 participants. The response rate was 89.6 percent. Chi-square and Fisher's exact tests were used for statistical analysis ...

Journal: :dental research journal 0
asieh zamani naser amir mansour shirani ehsan hekmatian ali valiani pegah ardestani ava vali

background: radiographic examination of tmj is indicated when there are clinical signs of pathological conditions, mainly bone changes that may influence the diagnosis and treatment planning. the purpose of this study was to evaluate and to compare the validity and diagnostic accuracy of uncorrected and corrected sagittal tomographic images in the detection of simulated mandibular condyle erosi...

Journal: :journal of dentistry, tehran university of medical sciences 0
m mirkarimi assistant professor, pediatric dentistry department, children and adolescence health research center, zahedan university of medical sciences, zahedan, iran. l toomarian

the aim of this study was to analyze the impact of green tea on dentin erosion.twelve extracted sound human premolars were immersed in coca cola with a ph of 2.8 for 5 minutes. the surface microhardness was measured with a knoop diamond under a load of 50gr/10s. the teeth were immersed in green tea (camellia sinensis) solution for one minute. the microhardness values were measured again and com...

2013
Chan-Seok Park Bock Hur Hyeon-Cheol Kim Kwang-Hoon Kim Kwon Son Jeong-Kil Park

Non-carious cervical lesion (NCCL) is the loss of hard dental tissue commonly observed at the buccal and labial tooth surfaces at the cementoenamel junction (CEJ). Most NCCLs of teeth can be classified into four categories: attrition, erosion, abrasion, and stress-induced cervical lesion. Stress-induced cervical lesions are loss of tooth structure that results from repeated tooth flexure caused...

2003
Brian Palmer W. D. Miller G. V. Black S. C. Miller Fritz Mannerberg

Original works by W. D. Miller 1 in the late 1800s and early 1900s, seem to be the earliest review in English of the erosion-abrasion issue as it relates to tooth brushing and dentifrices. Miller discussed wasting away of the tooth at the neck as "very often taking a form as though produced by a three-cornered file (p. 2).” 1 Possible causes of wasting away mentioned in the literature at that t...

2012
Francisco J. López-Frías Lizett Castellanos-Cosano Jenifer Martín-González José M. Llamas-Carreras Juan J. Segura-Egea

Attrition, erosion, and abrasion result in alterations to the tooth and manifest as tooth wear. Each classification corresponds to a different process with specific clinical features. Classifications made so far have no accurate prevalence data because the indexes do not necessarily measure a specific etiology, or because the study populations can be diverse in age and characteristics. Tooth we...

2000
G. Alavi AA. Alavi M. Saberfiroozi AH. Sarbazi M. Motamedi Sh. Hamedani

STATEMENT OF PROBLEM The cause of dental erosion may be difficult to establish because of its many presentations. Determination of the cause is an important aspect of diagnosis before extensive prosthodontic rehabilitation. PURPOSE This cross-sectional study evaluated the association between loss of tooth structure as a result of dental erosion and gastroesophageal reflux disease. MATERIAL ...

2010
Ping Wang Huan Cai Lin Jian Hong Chen Huan You Liang

BACKGROUND Dental erosion has been investigated in developed and developing countries and the prevalence varies considerably in different countries, geographic locations, and age groups. With the lifestyle of the Chinese people changing significantly over the decades, dental erosion has begun to receive more attention. However, the information about dental erosion in China is scarce. The purpos...

Journal: :journal of dental biomaterials 0
n esmaeili khoozani department of materials science and engineering, school of engineering, shiraz university, shiraz, iran me bahrololoom department of dental materials and biomaterial research center, shiraz university of medical sciences, shiraz, iran rafat bagheri school of dentistry, shiraz university of medical sciences, iran.

statement of problem: one of the factors in dental erosion is consumption of acidic soft drinks. although the effects of various additives to acidic soft drinks for the prevention of tooth erosion have been assessed, little data have been published on the possibility of preventing the erosion through soft drinks containing calcium-carbonate nanoparticles.  objectives: to examine the erosive fac...

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