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FAST REVISION
Endodontics
Explanation: Furcation perforations occur in the area where the roots of a multi-rooted tooth diverge. These perforations are particularly challenging to manage because they can lead to periodontal disease and loss of attachment in the furcation area
Periodontics
Weakening of support to adjacent teeth is a contraindication to resection of crestal bone.
Dental Materials
The elastic limit, also known as the yield strength, is the point at which a wire starts to undergo permanent deformation. When a wire is deflected beyond this point, it does not return to its original shape completely.