Study on High-strength Plastic Teeth. Tooth Discoloration.
نویسندگان
چکیده
منابع مشابه
Tooth Discoloration-A Review
Tooth colour has esthetic importance since it is visible during speech and smile. It plays a major role in overall smile of an individual. This review discusses the various causes of tooth discoloration.
متن کاملTooth Discoloration and Bleaching
Bacterial, mechanical, or chemical irritation to the pulp may result in tissue necrosis and release of disintegration by-products that may penetrate tubules and discolor the surrounding dentin. The degree of discoloration is directly related to how long the pulp has been necrotic. The longer the discoloration compounds are present in the pulp chamber, the greater the discoloration. Such discolo...
متن کاملTeeth discoloration during orthodontic treatment
OBJECTIVE Teeth discoloration is a rare orthodontic complication. The aim of this study was to report the clinical progression of discoloration during orthodontic treatment. METHODS Discolored teeth, detected during orthodontic treatment between January 2003 and December 2012 by a single dentist using similar techniques and appliances, were analyzed. RESULTS The total number of teeth that s...
متن کاملDifferential diagnosis of tooth discoloration
considerations and assumptions Scientifically, the following questions have not been accurately answered yet: 1. What determines tooth color, its shades and hues and its variations even in the same person? 2. Does tooth color result from the distribution of a pigment at variable concentrations in tooth structure? 3. Is color a consequence of the level of mineralization of tooth tissues, their t...
متن کاملBovine Tooth Discoloration Induced by Endodontic Filling Materials for Primary Teeth
Objective. This study evaluated the discoloration potential of endodontic materials used in primary teeth. Material and Methods. Dentine-enamel blocks were prepared from 75 bovine teeth, assorted in five experimental groups (n = 15). The tested materials included an MTA-based material; zinc oxide and eugenol cement (ZOE); Vitapex; and calcium hydroxide thickened with zinc oxide (Calen + ZO). Th...
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ژورنال
عنوان ژورنال: The Journal of Nihon University School of Dentistry
سال: 1993
ISSN: 1884-2984,0029-0432
DOI: 10.2334/josnusd1959.35.192