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Pulp stone
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<p>Pulp stones (also denticles or endoliths) are nodular, <a href="/facts/Calcified/NRSv3tMS">calcified</a> masses appearing in either or both the coronal and root portion of the <a href="/facts/Pulp_(tooth)/IpPLRv3Y">pulp</a> organ in <a href="/facts/Teeth/Wc6IqwVf">teeth</a>. Pulp stones are not painful unless they impinge on nerves. </p><p>They are classified: </p> A) On the basis of structure 1) True pulp stones: formed of <a href="/facts/Dentin/UMpkJ3UV">dentin</a> by <a href="/facts/Odontoblast/jdzBkdAo">odontoblasts</a> 2) False pulp stones: formed by <a href="/facts/Mineralization_(biology)/m5mGPaTM">mineralization</a> of degenerating pulp cells, often in a concentric pattern B) On the basis of location 1) Free: entirely surrounded by pulp tissue 2) Adherent: partly fused with dentin 3) Embedded: entirely surrounded by dentin