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本文从牙髓治疗的观点,对牙根暴露的活髓牙的组织变化作了临床病理学的研究,作者选用无龋齿但患重症牙周病的32—71岁患者的活髓牙,不宜保留而需拔除的25只恒牙,作为受检牙。要求在拔牙前做详细的临床检查及记录,如:牙髓外露情况,牙髓活力,X线照片,牙石情况等。拔除后按前牙,双尖牙及磨牙分组观察,其观察结果如下: 1.即使在临床上牙根未暴露的病例,但用X线摄片观察时,常常发现牙根暴露在牙周袋内,在X线片上有牙槽骨显著吸收,
This paper from the perspective of pulp treatment, root tissue exposed to dental pulp changes in the clinicopathological studies made by the author, but no tooth decay in patients with severe periodontal disease 32-71-year-old patients with vital teeth, should not be retained Need to be removed 25 permanent teeth, as subjects teeth. Requirements before tooth extraction to do a detailed clinical examination and records, such as: dental pulp conditions, pulp vitality, X-rays, dental calculus and so on. After removal by anterior teeth, bicuspid teeth and molars observed in groups, the observations are as follows: 1. Even in clinical cases of unexposed roots, but with X-ray observation, it is often found in the periodontal root exposure, Significant absorption of alveolar bone on the X-ray film,