December
30 January 2009
affected enamel has a different translucency than the rest of the tooth.
demarcated opacities of enamel have sharp boundaries where thetranslucency decreases and manifest a white, cream, yellow, or browncolor.
all these may be caused by a systemic event, such as an exanthematous fever.
turner's hypoplasia is a portion of missing or diminished enamel on a permanent tooth usually from a prior infection of a nearby primary tooth.
hypoplasia may also result from antineoplastic therapy.
dental fluorosis is condition which results from ingesting excessive amounts of fluoride and leads to teeth which are spotted, yellow, brown, black or sometimes pitted.
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