Fig. 4.1 Periapical radiograph of a right mandibular second molar with associated apical pathosis (a) and the post-endodontic periapical radiograph with obturation material demonstrating the complex nature of the root…
Fig. 6.1 Periapical radiographs of tooth #14, mesial and distal angles, respectively (a, b). Coronal view of the mesiobuccal root showing a missed mesiobuccal canal and periapical pathology not detected…
Fig. 2.1 A 49-year-old male was referred for evaluation of tooth number 3 prior to fabrication of a new crown. The root canal treatment was completed approximately 15 years ago…
Fig. 1.1 Schematic representations of the approximate anatomical coverage provided by different fields of view of a CBCT unit. (a) Small FOV, (b) medium FOV, and (c) large FOV In…
Fig. 3.1 Percentage of treatment plans changed by each of the three examiners after reviewing the CBCT 3.2 Implications for Clinical Practice Under the conditions of the previous study [24],…
Fig. 7.1 Periapical radiographs can be suboptimal in representing complex anatomy compared with CBCT. A 71-year-old male presented with discomfort in the maxillary right quadrant. (a) Periapical radiograph shows an…
Fig. 11.1 Odontoblasts and Hoehl’s cells are located at the periphery of the pulp Fig. 11.2 Immunohistochemical visualization of alpha acetyl tubulin, a component of microtubules, in H8 (a) and…
Fig. 10.1 (a) SEM micrograph of sclerotic dentin lesion showing a dentinal tubule that was heavily occluded with large cubic whitlockite crystallites (pointers) (Modified from Tay and Pashley (2004a)) (b)…
Fig. 9.1 (a) An X-ray figure showing proximal cavities in premolars. (b) An old silver amalgam restoration and fissures. (c) Occlusal restoration with caries-infiltrated fissures Fig. 9.2 After acid or…
Fig. 4.1 Schematic drawing of the initial carious lesion including a surface zone, the subsurface lesion (or body of the lesion), the condensation zones (dark zone and translucent zone), and…
Fig. 3.1 (a) Crystallite of a mouse incisor. Alignments of hydroxyapatite monocrystals form a lattice, with – 5 Å–6.8 Å spacing. (b) Axial dissolution of a crystallite. (c) The acidic…
Fig. 12.1 Schematic transition between procollagen chains, nucleated under the influence of the C-propeptide. The procollagen trimer is transformed into collagen, a process followed by collagen fibrillation (Linsennnmayer 1981) 12.2…
Dentin composition Apatite crystals (mineral) Organic matrix (type I collagen and non-collagenous proteins) Water (free and bound) 50 % 30 % 20 % 7.1.2 Extracellular Organic Matrix The intertubular dentin matrix is…
Fig. 13.1 Non-eroded healthy cervical dentin which is covered by a thin layer of acellular-afibrillar cement Fig. 13.2 Eroded cervical dentin with complete destruction of the cement layer; (a) polarized…
Fig. 8.1 (a) Enamel surface near the enamel-cementum junction. Prints or depressions of the proximal zone of ameloblasts form alignments (asterisk). (b) In the cervical zone, prisms (P) are aligned…
Age group (yrs) Year of investigation 20 30 40 50 60 70 80 1973 27.2 25.8 23.2 21.5 18.2 13.3 1983 27.4 26.9 24.8 22.7 18.6 15.5 13.7…
Fig. 17.1 (a) Mesiodistal section of premolar monkey tooth (macaque iris) after in vivo treatment using resorcinol formaldehyde resin (Robinson et al. 1976). The resin is seen as a red…
Fig. 2.1 Rat’s molar enamel. (a) Normal aprismatic outer enamel/hydroxyapatite crystals are parallel, forming a continuous palisade-like structure. (b) Beneath the surface, enamel displays a prismatic structure, where prisms (P)…
Fig. 5.1 Metabolic fate of sucrose. Sucrose can be metabolised to acids; energy is also generated during glycolysis which is needed for bacterial growth. Sucrose can also be converted to…
Fig. 6.1 (a) The DIAGNOdent pen (KaVo) can be inserted in the approximal space to detect caries below the contact area. It should be inserted from both the buccal and…
