抄録
This study is based on an analysis of biopsy specimens that were diagnosed histopathologically in Department of Oral Pathology, Tokushima University School of Dentistry from 1979 to 1983.
1. The total number of the specimens during this five years were 1, 624 and it corresponded to 1, 248 cases (patients).
2. About 66.4% of all the specimens in this series were represented by the 20 different types of common lesions. About 17.5% of the 1, 624 specimens were squamous cell carcinoma, 10.0% were radicular cysts and 6.3% were mucous cysts.
3. The most common cases of the 1, 248 patiens were radicular cysts which showed about 12.4% of all the cases, followed by 7.5% of mucous cysts and 6.8% of squamous cell carcinoma.
4. Therefore, a number of the specimens per each case were many in the malignant tumors.
5. The cystic lesions revealed the largest group in this series, and composed 467 cases (37.5%) of all 1, 248 cases. The tumorous lesions followed with 198 cases (15.9%) of all the cases.
