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乳牙根尖周炎會影響恒牙萌出嗎?

Posted By vickong pun     July 11, 2021    

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乳牙根尖周炎會影響恒牙萌出嗎?

  

  乳牙根尖周炎會影響恒牙萌出嗎?乳牙根尖周炎多由牙傑炎發展而來,牙髓壞死以後,細菌及其 毒素、組織分解産物可通過根尖孔到達根尖周組織,而引起根尖周 病。
感染的根管內可産生許多物質,其中主要是內毒素和各種侵 襲性隣。
它們具有較強的致炎作用和導致組織崩解和破壞的能 力。
如果根尖周炎不及時控偽,根尖周病變越來越嚴重,將會影響 恒牙牙旺的發育和萌出。
另外,乳牙有引導恒牙正常萌出的作用。
當乳牙發生根尖周炎時,會影響乳牙根的正常吸收,導致過早脫 落,不僅可影響恒牙的發育,還可影響恒牙萌出的方向,使恒牙早 萌、遲明或異位萌出. 乳牙根尖周炎多伴有洞,造成牙冠大面積缺損時,可使鄰牙 向間隙移動,從而使該牙間隙縮小,致使恒牙萌出位置不足,錯位 萌出,導致牙齒排列不齊.因此,對于兒童乳牙的羯變,應及時給 予治療,以免影響恒牙的正常萌出。

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