Читать книгу Handbook of Oral Pathology and Oral Medicine - S. R. Prabhu - Страница 169

 External resorption:Numerous multinucleated dentinoclasts near the resorbed surfaceResorbed areas may show deposition of osteodentin (sign of repair)Granulation tissue in large areas of resorption

 Internal resorption:Cellular and vascular fibrous connective tissueMultinucleated dentinoclastsInflammatory cells: lymphocytes, histiocytes and polymorphonuclear leukocytesPresence of woven bone as a sign of repair processFigure 4.2 Resorption. (a) External: cropped orthopantomograph shows external resorption of roots of 47 caused by impacted 48. (b) Internal: radiograph showing radiolucency in the dentinal wall of the pulp chamber of first mandibular molar.(Source: by kind permission of Dr Amar Sholapurkar, James Cook University School of Dentistry, Cairns, Australia.)