Also known as dental fluorosis, "macular teeth" appear on the enamel white, dark brown or dark brown patches, sometimes dentin defects, chronic endemic fluorosis disease is the most common symptoms. The main reason is the development of calcification in the tooth during long-term because of excessive fluoride intake, leading to enamel lesions, the formation of a special kind of dental enamel hypoplasia. This tooth is relatively weak, do not wear, but no other major problems, mild no special treatment.
There are two characteristics of dental fluorosis and three symptoms: a cause of a particular feature is caused by environmental factors; Another feature is the period of calcification in the tooth development, fluoride to work. If the 8 years of age, complete calcification dental instruments of tooth development, even at this time and then migrate to the high fluoride areas in life, would not have dental fluorosis.
Dental fluorosis brown coloring and irregular enamel defects not only affect the appearance, but also caused a psychological burden of patients. The clinical treatment of dental fluorosis bleaching methods can be divided into two major categories of law and repair method. If the tooth surface with no defects, used a simple method to deal with bleach bleaching. To have enamel defects in dental fluorosis, the use of composite resin or porcelain crown treatment.
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