A randomized trial of resin-based restorations in class I and class II beveled preparations in primary molars

2009 ◽  
Vol 140 (2) ◽  
pp. 156-166 ◽  
Author(s):  
Márcia Pereira Alves dos Santos ◽  
Mariana Passos ◽  
Ronir Raggio Luiz ◽  
Lucianne Cople Maia
2010 ◽  
Vol 38 (6) ◽  
pp. 451-459 ◽  
Author(s):  
Márcia Pereira Alves dos Santos ◽  
Ronir Raggio Luiz ◽  
Lucianne Cople Maia

2006 ◽  
Vol 7 (1) ◽  
pp. 71-78 ◽  
Author(s):  
Yucel Yilmaz ◽  
Özge Eyuboglu ◽  
Mutlu Elcin Kocogullari ◽  
Nihal Belduz

Abstract In this study one-year clinical results of high-viscosity glass ionomer cement (GIC) (Fuji IX, A3, GC, Japan) were determined in class I and class II restorations in 68 primary molars with occlusal or approximal caries. Following caries removal and cavity preparation, the teeth were restored with Fuji IX. The restorations were evaluated according to the U.S. Public Health Service's (USPHS) criteria at the end of one year. Statistical analyses of the data obtained were analyzed using the X2 test. The evaluations showed no statistically significant difference between class I and class II restorations in terms of the color mismatch, anatomic form, marginal adaptation, and secondary caries (P>0.05), but they were statistically significant with regard to cavosurface marginal discoloration (P<0.05). At the end of one year, the success rate of the class I and class II restorations of the primary molars restored with Fuji IX was 94%. Citation Yilmaz Y, Eyuboglu Ö, Kocogullari ME, Belduz M. A One-Year Clinical Evaluation of a High-Viscosity Glass Ionomer Cement in Primary Molars. J Contemp Dent Pract 2006 February;(7)1:071-078.


2019 ◽  
Vol 26 (1) ◽  
pp. 37-49
Author(s):  
Omar A. El Meligy ◽  
Amani A. Al Tuwirqi

This study assessed different restorative materials in primary teeth over a one-year period. Sixty carious primary molars were selected from 30 patients; ages 5-10 years. Class I and II cavities were divided into four groups: Group I: 15 Class I cavities were restored with a compomer, Group II: 15 Class I cavities were restored with a resin composite, Group III: 15 Class II cavities were restored with a compomer and Group IV: 15 Class II cavities were restored with a resin composite. Each child had two teeth restored, one with compomer and the other with composite resin as control. Direct clinical and radiographic evaluations were performed by one examiner after 24 hours, 6- and 12-months. Indirect clinical evaluations were performed using a Scanning Electron Microscope after 24 hours and 12-months periodically. Clinical and radiographic evaluations revealed no significant differences between the compomer and resin composite at 6- and 12-months. Indirect clinical evaluation showed good marginal interfaces between the restorations and the tooth structure throughout the evaluation periods. Both materials presented significant clinical and radiographic performances in Class I and II restorations of primary molars after one year.


Author(s):  
T. A. Stewart ◽  
D. Liggitt ◽  
S. Pitts ◽  
L. Martin ◽  
M. Siegel ◽  
...  

Insulin-dependant (Type I) diabetes mellitus (IDDM) is a metabolic disorder resulting from the lack of endogenous insulin secretion. The disease is thought to result from the autoimmune mediated destruction of the insulin producing ß cells within the islets of Langerhans. The disease process is probably triggered by environmental agents, e.g. virus or chemical toxins on a background of genetic susceptibility associated with particular alleles within the major histocompatiblity complex (MHC). The relation between IDDM and the MHC locus has been reinforced by the demonstration of both class I and class II MHC proteins on the surface of ß cells from newly diagnosed patients as well as mounting evidence that IDDM has an autoimmune pathogenesis. In 1984, a series of observations were used to advance a hypothesis, in which it was suggested that aberrant expression of class II MHC molecules, perhaps induced by gamma-interferon (IFN γ) could present self antigens and initiate an autoimmune disease. We have tested some aspects of this model and demonstrated that expression of IFN γ by pancreatic ß cells can initiate an inflammatory destruction of both the islets and pancreas and does lead to IDDM.


1991 ◽  
Vol 17 (1) ◽  
pp. 53-62
Author(s):  
Irene Hughson

Summary This paper examines the horse carvings to be found on Class I and Class II Pictish sculptured stones and considers their reliability as evidence of the sort of horses and ponies that would have existed in the Early Historic Period. An attempt is made to show that the availability in Britain of good sized, high quality riding horses during that period is not inconsistent with what is known of the development and distribution of different types of horses in pre-hislory. The importance of horses and ponies in Early Historic societies is stressed and inferences drawn about the agricultural economy that could support horses and the skilled specialists required to look after them.


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