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单词 mottled enamel
释义

mottled enamel


mottled enamel

n. Discolored and spotted tooth enamel caused by excessive amounts of fluorides in drinking water.

fluo•ro•sis

(flʊˈroʊ sɪs, flɔ-, floʊ-)

n. 1. an abnormal condition caused by excessive intake of fluorides, characterized in children by discoloration and pitting of the teeth and in adults by pathological bone changes. 2. Also called mottled enamel. the changes in tooth enamel symptomatic of fluorosis. [1925–30]
EncyclopediaSeeenamel

mottled enamel


enamel

 [e-nam´el] the white, compact, and very hard substance covering and protecting the dentin of the crown of a tooth.mottled enamel a chronic endemic form of hypoplasia of the dental enamel caused by drinking water with a high fluoride content when a child is in the time of tooth formation. It is characterized by defective calcification that gives a white chalky appearance to the enamel, which gradually undergoes brown discoloration. See also fluorosis" >dental fluorosis.

mot·tled e·nam·el

alterations in enamel structure often due to excessive fluoride ingestion during tooth formation; varies in appearance from small white opacities to yellow and black spotting.

mottled enamel

n. Discolored and spotted tooth enamel caused by excessive amounts of fluorides in drinking water.

mottled enamel

Dentistry Enamel punctuated by patches of white and/or brownish discoloration; ME may be due to infection and/or antibiotic therapy or fluorosis

mot·tled e·nam·el

(mŏt'ĕld ĕ-nam'ĕl) Alterations in enamel structure often due to excessive fluoride ingestion during tooth formation. Mottling may also be caused by tetracycline therapy during the first half of pregnancy or in children whose teeth are still developing.

mot·tled e·nam·el

(mŏt'ĕld ĕ-nam'ĕl) Alterations in enamel structure often due to excessive fluoride ingestion during tooth formation.
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