Additionally, there are two diseases of bone that have a profoundeffect on cementum: 1) hypophosphatasia produces a severe rickets-likedefect of the entire skeleton and cementum is deficient or absent, and 2)Paget disease of the jaws often causes hypercementosis of the teeth.
noun. The definition of an intervention is something that comes between two things or something that changes the course of something.
1. the act or fact of intervening. 2. interposition or interference of one state in the affairs of another. [1375â1425; late Middle English < Late Latin interventiÅ mediation. See intervene, -tion] in`terâ¢venâ²tionâ¢al, in`terâ¢venâ²tionâ¢arâ²y, adj.