Why do teeth turn yellow

Why do teeth turn yellow
Nowadays, teeth whiten and become a kind of fashion, a lot of persons have a pure white tooth to pursue. But a lot of people are being perplexed by a mouthful of pigment tooth. Then, why do people turn so yellow as to become interested to teeth. The medical expert of oral cavity points out, teeth have congenital and acquired two kinds reason to turn yellow.

It was tetracycline tooth that saw at most. In six, the seventies in our country, used the tetracycline medicine more extensively, can use the excessive medicine savings until tooth organize, make one layer of dyeing yellow in the tooth. Because taking tetracycline will not make teeth yellow at once, but in mother pregnant period in tooth calcification period (deciduous teeth, the permanent tooth are before children are seven years old) It causes the tetracycline tooth to take excessive tetracycline. As to permanent tooth, take the excessive medicine before 7 years old, wait for 7 years old, grow permanent teeth and demonstrate yellow tooth. No matter doctor or parents very difficult to change color and link up taking tetracycline and tooth at that time, there are relations to and then been verified a disease and Fourth Ring Road by scientific research.

It is Fluorine tooth that another kind often causes teeth to change a yellow one. Fluorine tooth is in calcification one of tooth development, the human body takes in what excessive Fluorine causes, it passes and drinks the water to take in Fluorine. The Fluorine content is too high, apt to cause Fluorine tooth in some regional natural water in our country, a kind of manifestation that square Fluorine in the possession is poisoned.

In addition, at a issue of trouble and more serious whole body disease of child's tooth development calcification, the course of disease influences the nutrition supersession function of whole body longer, can also influence the enamel hypoplasia of tooth and calcification to be bad, , opaqueness of the surface enamel tarnishing of its characteristic, yellowish-brown, the heavy one can make the surface of tooth become the coarse spot, the appearance is incomplete, tooth of this kind of trouble is often about symmetrical, though this disease is that the nutrition obstacle causes the calcification to be bad, has just reflected the impact on tooth of health status in the past. So appear the intersection of tooth and already meaningless enrich the calcium, vitamin D,etc. under bad calcification.

Make teeth change the yellow acquired factor and mainly smoke, drink the strong tea, drink coffee, eat some traditional Chinese medicine,etc., the the intersection of surface and to influence tooth, it is apt to remove.


Teeth Turn yellow
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