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X선에 의한 유합치와 계승치에 관한 통계학적 고찰
The Statistical Study on Primary Fused Teeth and The Corresponding Permanent Teeth by Orthopantomograph

대한치과의사협회지 1973년 11권 5호 p.313 ~ 316

박병진, 조사현, 우원섭,

소속 상세정보

박병진 ( Park Byung-Jin ) - 서울대학교 치과대학 소아치과학교실
조사현 ( Cho Sa-Hyun ) - 서울대학교 치과대학 소아치과학교실
우원섭 ( Woo Won-Sup ) - 서울대학교 치과대학 소아치과학교실

KMID : 0362719730110050313

Abstract

970 children visited attached hospital, S.N.U, were taken orthopantomograph. Of those children, there were 14 patients who have primary fused teeth. The author observed those cases and got following results. 1) Incidence of primary fused teeth was higher in female. 2) In the order of frequency, fused teeth of mandibular right primary lateral incisor and canine were 9 and that of mandibular left primary lateral incisor and canine were 4, and there was only one case in maxillary. 3) 13 cases showed the congenital absence of lateral incisor of the corresponding permanent teeth. 4) Incidence of fused teeth was 1.44%.