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什麼是牙根縱裂？

Posted By vickong pun     July 13, 2021    

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　　什麼是牙根縱裂？

　　什麼是牙根縱裂？牙根縱裂是指發生在牙根的縱裂，未波及牙冠者。

患者多為中老年人，由於肉眼不能發現，診斷比較困難。
活髓牙發生牙根縱裂早期表現為冷熱刺激痛、咀嚼痛，晚期出現自發痛、咀嚼痛，並有牙齦反復腫脹，有叩痛和鬆動。
無髓牙發生牙根縱裂無牙髓症狀，早期也無牙周袋或牙槽骨的破壞，隨著病程延長，感染通過根裂損傷牙周組織。

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