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vickong pun
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牙釉質發育不全是怎麽發生的？

Posted By vickong pun     July 7, 2021    

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牙釉質發育不全是怎麽發生的？

　　牙釉質發育不全是怎麽發生的？嚴重背養障礙，維生素A、維生素C、維生素D及鈣磷的缺乏. 均可影響成釉細胞和成牙本質細胞的功能.造成釉質和牙本質形 成遲緩。內分泌失調引起的鈣磷代謝障礙，嬰兒和母體的疾病，如 水痘、猩紅熱、風疹、毒血症等，均可使成釉細胞發育障礙，嚴重的 消化不良也可成爲袖質發育不全的原因。另外，一些局部因素，如 乳牙根尖周嚴重感染或外傷，可影響繼承恒牙釉質發育不全。

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