| Over time, the minerals in our saliva make the plaque harden and finally calcify. |
| Caseation forms cheesy masses, which may soften into tubercular pus, may calcify, and may become encapsulated by fibroid tissue. |
| If plaque is not regularly removed the flora evolves, and plaque may calcify, forming calculus. |
| With increasing age, they may hyalinize or calcify. |
| The underlying blood coagulates rapidly, and the periosteum begins to calcify within a few weeks, as shown by the X-ray. |
| In severe case, the bone structure may change and ligaments may calcify, with resulting impairment of muscles and pain. |
