Child come back after class 2 amalgam restoration with fracture in isthmus area that soon placed what is the cause of that fracture

Child come back after class 2 amalgam restoration with fracture in isthmus area that soon placed  what is the cause of that fracture:
A. improper manipulation of amalgam
B. excessive flaring of cavosurface walls
C. high occlusion ***
Previous Post Next Post

نموذج الاتصال