Endodontics · single question
If a tooth is ankylosed, which of the following types of resorption are most likely to have occurred?
Show answer and explanation
Correct answer: B. Replacement resorption
Ankylosis is the fusion of cementum and alveolar bone. Replacement resorption occurs when osteoclasts mistake dental tissue for bone, eventually fusing the two surfaces u2014 most commonly following luxation injuries. This is the mechanism behind ankylosis.