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The stained teeth of a regular betel chewer in Burma. Extrinsic discolorations are common and have many different causes. [10] The same range of factors are capable of staining the surface of restorations (e.g., composite fillings, porcelain crowns). [10] Some extrinsic discolorations that are allowed to remain for a long time may become ...
Dental cavity, also known as tooth decay, [a] is the breakdown of teeth due to acids produced by bacteria. [6] The resulting cavities may be a number of different colors, from yellow to black. [ 1 ] Symptoms may include pain and difficulty eating.
Tooth whitening will not restore color of fillings, porcelain, and other ceramics when they become stained by foods, drinks, and smoking, as these products are only effective on natural tooth structure. As such, a shade mismatch may be created as the natural tooth surfaces increase in whiteness and the restorations stay the same shade.
Tooth condition indicates a person's general health. [2] Teeth should be clean with no decay, white with shiny enamel and smooth surfaces and edges. Adults should have a total of 32 teeth (16 teeth in each arch). By the age of 2 + 1 ⁄ 2, children have a total of 20 deciduous teeth (10 in each arch). Abnormal findings are missing, loose ...
The two main classification systems are described below. Others include the tooth surface fluorosis index (Horowitz et al. 1984), which combines Deans index and the TF index; and the fluorosis risk index (Pendrys 1990), which is intended to define the time at which fluoride exposure occurs, and relates fluorosis risk with tooth development stage.
What Dentists Want You To Know. These issues aside, veneers have long been a source of controversy due to their irreversible nature and the fact that they may require the removal of some of the ...
Even if you feel like you’re doing everything right, those tough-to-reach spots can foil your anti-cavity plans. Related: These Serum Drops Prime and Smooth Skin for an Effortless Glow
[3] [5] Eventually, the coronal tooth area (near the crown) can be affected by the decay and erosion. [6] The dental caries of meth mouth often progress slowly, perhaps because their advancement is hindered by intermittent hygienic practices. [5] The decay can lead to tooth fractures and severe pain. [3]