Dental News Articles

By Faraj A. Behbehani , Jaber Akbar , Yacoub Altarakemah, Prem Sharma  farajbehbehani@yahoo.com fbehbehani@hsc.edu.kw Abstract: Statement of the Problem : Dental practitioners are faced with many materials and methods commercially available for tooth whitening. This study aims to compare the short term effectiveness and major side effects of 4 popular bleaching systems in a relatively large sample. Materials and Methods: A sample of 300 subjects were divided equally into 4 groups and treated with ( home bleaching - Opalescence 20%, in office – Bright Smile, in office - Zoom, and in office - Zoom plus home bleaching - Day White 9.5%). Results: The four whitening systems were significantly effective at 3 days (T1) and 3 months (T2) after the whitening treatment. At T2, there was no significant difference in whitening effectiveness among the four whitening systems. Tooth sensitivity and gingival irritation were associated with the 4 whitening systems. Conclusion...

By Dr. Ines kallel ineskallel@yahoo.fr   Introduction   Dental erosion was defined as dissolution of tooth by a solution that is low in pH either after the consumption of extrinsic acidic fluids or when gastric fluids come into the oral cavity. Gastro esophageal reflux (GERD) is a condition defined as an involuntary passage of gastric juice against the normal flow of digestive tract. It can be abnormal phenomena on in newborns and usually disappears with age; however, in some individuals, its maintenance can be considered a pathological condition. (1) The association between acid reflux and dental erosion was first described by Howden in 1971 and was confirmed in other studies later, both in the adult population and in children. (2, 9, 23) This association is commonly observed by dentists, but is given very cursory mention or omitted entirely when describing extra esophageal (supra-esophageal) manifestations of GERD. (3) A recent systematic review fo...