右下頜融合磨牙7根管顯微根管治療1例

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[中圖分類號] R781.05 [文獻標(biāo)志碼] B [doi] 10.7518/hxkq.2025.2024408

[Abstract]Fused teeth are usually formed bythe partial orcomplete fusionof two normal tooth germs during the developmentprocessandbelong todentaldevelopmentalabnormalities.Fusedteetharerelativelyrareclinically，ndthose occurring in the posterior tooth area areevenrarer.This articlereports acase offused teth between the firstpermanent molarand the second permanent molar in the right mandible.This fusedtooth hadacomplex rootcanal anatomical structure （seven root canals）.The number and locationof the root canals were analyzed by cone beam computed tomography， and root canal treatment was successfully completed with the assistance of microscope.

[Keywords] fused teeth； canal anatomy；cone beam computed tomography；microscopic root canal treatment

牙齒的發(fā)育異?？杀憩F(xiàn)為大小、形狀、數(shù)量或結(jié)構(gòu)等多個方面。（剩余8390字）