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根管治療後為什麼需要做全冠保護牙齒？

Posted By vickong pun     July 9, 2021    

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根管治療後為什麼需要做全冠保護牙齒？

　　根管治療後為什麼需要做全冠保護牙齒？有兩方面的原因：牙齒牙體組織量的減少，抗力下降，這主要是治療前牙體組織已經破壞，也有治療中需去除部分牙體組織的原因；另一種原因是經根管治療後的牙齒失去了來自牙髓的營養源，造成牙齒的脆性增加。
因此，根管治療後的牙齒較易發生牙折，需做全冠對其進行保護。

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