@article{oai:ohu-lib.repo.nii.ac.jp:00002527, author = {池嶋, 一兆 and イケシマ, カツヨシ and IKESHIMA, Katsuyoshi}, issue = {2}, journal = {奥羽大学歯学誌}, month = {Jun}, note = {P(論文), We experienced a case of impacted supernumerary tooth on mandibular incisal region in a 6 year old boy. Determination of the impacted tooth position was by using 3D-CT and it was extracted under general anesthesia taking his age into consideration. Stafne reported a rate of occurrence of supernumerary tooth as 0.9% in 1932 and Okamoto said about a impacted supernumerary tooth apperence ratio on mandibular as 0.01% in Japanese (1963). From the above, we considered this was very rare case, and reported.}, pages = {129--131}, title = {下顎前歯部埋伏過剰歯の1例}, volume = {33}, year = {2006} }