Age changes of cementum

Posted by DAM on February 5, 2012 in Cementum | Short Link
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Age changes of cementum   1-    Hypercementosis It is an abnormal thickening of the cementum. It may be generalized affecting all teeth such as in paget’s disease, or localized affecting one tooth. It may be diffuse through the whole root length, or limited to small area of the root. Hypercementosis is termed cementum hypertrophy if the […]

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Cementogenesis

Posted by DAM on February 5, 2012 in Cementum | Short Link
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Cementogenesis   After the formation of the epithelial root sheath of Hertwig’s from the inner and outer dental epithelia of the dental organ, the root odontoblasts become differentiated and lay down dentin. Just prior to the fragmentation of the epithelial root sheath, A thin amorphous highly mineralized layer of cementum (about 10 um thick) is […]

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Structure of cementum

Posted by DAM on February 5, 2012 in Cementum | Short Link
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Structure of cementum Two main types of cementum could be identified on the basis of the presence or absence of cells. Acellular cementum which does not incorporate cells in its calcified matrix. Cellular cementum which contains cementocytes in its calcified matrix. Layers of cellular and acellular cementum may alternate in any pattern. Afibrillar cementum: does […]

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CEMENTUM

Posted by DAM on February 5, 2012 in Cementum | Short Link
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CEMENTUM Cementum is a calcified connective tissue that covers the anatomic roots of the teeth. It is thinnest (20-50 um) at the cemento-enamel junction and gradually increases in thickness (150-200 um) toward the root tip where it surrounds the apical foramen. Cementum is part of the periodontium which comprises the periodental ligament, alveolar bone, cementum, […]

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