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Heavy staining and calculus deposits exhibited on the lingual surface of the mandibular anterior teeth, along the gumline Calculus deposit (indicated with a red arrow) on x-ray image In dentistry , calculus or tartar is a form of hardened dental plaque .
Teeth affected in this way are also usually more susceptible to further staining acquired throughout life. Amelogenesis imperfecta is a rare condition that affects the formation of enamel (amelogenesis). The enamel is fragile, the teeth appear yellow or brown, and surface stains build up more readily. [1]
Despite his unusual diet, Tarrare was slim and of average height. [9] At the age of 17, he weighed only about 100 pounds (45 kg; 7 st 2 lb). [1] [5] He was described as having unusually soft fair hair and an abnormally wide mouth (roughly four inches between his jaws when his mouth was fully extended), [10] in which his teeth were heavily stained [9] and on which the lips were almost invisible.
Severe fluorosis is characterized by brown discoloration and discrete or confluent pitting; brown stains are widespread and teeth often present a corroded-looking appearance. [ 1 ] People with fluorosis are relatively resistant to dental caries (tooth decay caused by bacteria), [ 2 ] although there may be cosmetic concern. [ 2 ]
The nicotine and tar in tobacco, combined with oxygen, turns yellow and over time will absorb into the pores of enamel and stain the teeth yellow. The dark brown to black stains along the gum line of the teeth are the result of the porous nature of calculus immediately picking up the stains from nicotine and tar. Betel chewing. [12] Betel ...
The tablets, sold over the counter in many countries, contain a dye (typically a vegetable dye, such as Phloxine B) that stains the plaque a bright color (typically red or blue). After brushing, one chews a tablet and rinses. Colored stains on the teeth indicate areas where plaque remains after brushing, providing feedback to improve brushing ...
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The teeth most likely affected are the maxillary anterior teeth, but all teeth can be affected. [95] The name for this type of caries comes from the fact that the decay usually is a result of allowing children to fall asleep with sweetened liquids in their bottles or feeding children sweetened liquids multiple times during the day.