68.下圖紅色箭頭指示處之牙齒病變，其最可能之診斷為何？ 
(A)Dilaceration of root
(B)Fusion of root
(C)Concrescence of root
(D)Fracture of root

答案：登入後查看
統計： A(5), B(2), C(4), D(404), E(0) #1032403