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ملفات تعريف الارتباط المستخدمة
什麼是牙內吸收?牙內吸收是指正常的牙髓組織變為肉芽組織,破牙本質細胞從髓腔內部開始吸收牙體硬組織,使髓腔壁變薄,嚴重者可造成病理性牙折。 它多發生於受過外傷的牙、什麼是牙內吸收?再植牙及做過活髓切斷術或蓋髓術的牙。
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