Statement of Problem: One of the affecting factors in adverse prognosis of root canal therapy is procedural accidents as broken files, facing with difficulty in removing. Many manufacturers have designed and marketed various ...

Statement of Problem: Saliva serves an important role in oral homeostasis. Protection against viruses, bacteria and fungus and dental remineralization are some roles of saliva.  Xerostomia is a common complaint, especially ...

Statement of problem: Low birth weight (LBW) infants are subjected to a variety of metabolic stresses and exhibit a higher prevalence of oral-dental disturbances than normal infants. Factors such as metabolic disorders, ...

Statement of problem: Although bacterial plaque is the primary ethiologic factor in the initiation of chronic periodontitis, there is some predisposing factors such as smoking which may aggravates disease process and its ...

Statement of problem: The polymerization of light cured composite resins is initiated from surface layer and the rate of polymerization reduces from surface to depth. The difference in hardness is in correlation with ...

Statement of Problem: Due to the anatomic complextieis of C-shaped canals, using an obturation technique capable of filling the irregular isthmus in the root canal system seems to be necessary.Purpose: The aim of this study ...