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Tooth color varies according to race, gender and geographic region. [4] Females generally have slightly whiter teeth than males, partly because females' teeth are smaller, and therefore there is less bulk of dentin, partially visible through the enamel layer.
This condition can cause teeth to be discolored (most often a blue-gray or yellow-brown color) and translucent, giving teeth an opalescent sheen. [ 2 ] [ 3 ] [ 8 ] [ 5 ] [ 9 ] Teeth are also weaker than normal, making them prone to rapid wear, breakage, and loss.
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In some cases of pulp necrosis there is a yellow, grey or brown crown discolouration. Dark coronal discoloration is believed to be an early sign of pulp degeneration. [16] Teeth with said discolouration need to be treated with special care and further investigations are required before pulp necrosis can be diagnosed. [11]
The exact appearance of the lesion is variable. Leukoplakia may be white, whitish yellow or grey. [29] The size can range from a small area to much larger lesions. [29] The most common sites affected are the buccal mucosa, the labial mucosa and the alveolar mucosa, [30] although any mucosal surface in the mouth may be involved. [2]
Brushing teeth too hard can wear down the enamel, aka the protective layer on your teeth. (Photo illustration: Jay Sprogell for Yahoo News; photo: Getty Images) (Photo illustration: Jay Sprogell ...
A lengthy caption details Celine's dedication to haute couture: "The clothes follow me; I do not follow the clothes," Celine told Vogue. The image was snapped at Paris Couture Week -- and yes ...
Amalgam tattoo is a grey, blue or black area of discoloration on the mucous membranes of the mouth, typically on the gums of the lower jaw. It is a healthcare caused lesion, due to entry of dental amalgam into the soft tissues. It is common, painless, and benign, but it can be mistaken for melanoma