An Illustrated Guide to Oral Histology

1 Cover

2 Title Page

3 Copyright Page

4 Preface

5 Sample Preparation Hematoxylin and Eosin (H and E) Stained Sections Micro‐computed Tomography (Micro‐CT) Ground Sections Scanning Electron Microscopy

6 About the Editors

7 List of Contributors

8 About the Companion Website

9 1 Tooth Development 1.1 Bud Stage 1.2 Cap Stage 1.3 Early Bell Stage 1.4 Late Bell Stage 1.5 Root Formation 1.6 Amelogenesis Imperfecta (AI) 1.7 Dentinogenesis Imperfecta (DI) 1.8 Dentin Dysplasia (DD) References

10 2 Dental Enamel 2.1 Surface Enamel and Ionic Substitution 2.2 Enamel Striae 2.3 Enamel Lamellae 2.4 Enamel Spindles 2.5 Enamel Tufts 2.6 Enamel Dentin Junction (EDJ) 2.7 Neonatal Line 2.8 Gnarled Enamel 2.9 Enamel Caries References

11 3 Dentin 3.1 Dentinal Tubules 3.2 Organic Matrix of Dentin 3.3 Primary and Secondary Curvatures of Tubules 3.4 Interglobular Dentin 3.5 Peritubular/Intratubular and Intertubular Dentin 3.6 Dead Tracts 3.7 Tertiary Dentin 3.8 Sclerotic Dentin 3.9 Tome's Granular Layer (TGL) 3.10 Dentin Caries References

12 4 Cementum 4.1 Acellular Cementum 4.2 Cellular Cementum 4.3 Cementocytes and Lacunae 4.4 Cementoenamel Junction (CEJ) 4.5 Hypercementosis 4.6 Cementoblastoma 4.7 Root Resorption References

13 5 Dental Pulp 5.1 Odontogenic Zone 5.2 Cell‐Free Zone of Weil 5.3 Cell‐Rich Zone 5.4 Pulp Core 5.5 Pulpal Fibrosis 5.6 Pulp Stones 5.7 Periapical Granuloma References

14 6 Periodontal Ligament 6.1 Gingival Fibers 6.2 Transseptal Fibers 6.3 Alveolar Crest Fibers 6.4 Horizontal Fibers 6.5 Oblique Fibers 6.6 Apical Fibers 6.7 Interradicular Fibers 6.8 Gingivitis 6.9 Periodontitis References

15 7 Alveolar Bone 7.1 Compact Bone 7.2 Circumferential Lamellae 7.3 Concentric Lamellae 7.4 Interstitial Lamellae 7.5 Osteocytes and Lacunae 7.6 Haversian Canals 7.7 Volkmann's Canals 7.8 Osteons 7.9 Spongy Bone 7.10 Marrow Spaces 7.11 Osteoporosis 7.12 Osteomyelitis 7.13 Osteoma 7.14 Osteitis Deformans (Paget's Disease) 7.15 Osteosarcoma References

16 8 Oral Mucosa 8.1 Fungiform Papillae 8.2 Filiform Papillae 8.3 Circumvallate Papilla 8.4 Taste Buds 8.5 Keratinized Oral Epithelium 8.6 Parakeratinized Oral Epithelium 8.7 Non‐Keratinized Oral Epithelium 8.8 Non‐Specific Ulcer 8.9 Oral Lichen Planus 8.10 Pemphigoid 8.11 Lipoma 8.12 Oral Epithelial Dysplasia 8.13 Oral Melanoma References

17 9 Salivary Glands 9.1 Serous Salivary Gland 9.2 Mucous Salivary Gland 9.3 Seromucous (Mixed) Salivary Gland 9.4 Intercalated Ducts 9.5 Striated Ducts 9.6 Excretory Ducts 9.7 Sialadenitis 9.8 Necrotizing Sialometaplasia 9.9 Pleomorphic Adenoma 9.10 Warthin Tumor References

18 Index

19 End User License Agreement

1 Chapter 2 Table 2.1 The impact of the replacement of enamel hydroxyapatite groups/ions ... Table 2.2 Important physical properties of enamel.

2 Chapter 3Table 3.1 Differences between enamel and dentin tissue.

3 Chapter 6Table 6.1 Different types and subtypes of principal collagen fibers.

4 Chapter 8Table 8.1 Showing different types of oral mucosa and their respective locatio...

1 Chapter 1 Figure 1.1 H and E stained section showing tooth development. Figure 1.2 H and E stained section showing the bud stage of tooth developmen... Figure 1.3 H and E stained section showing the bud stage of tooth developmen... Figure 1.4 H and E stained section showing the cap stage of tooth developmen... Figure 1.5 H and E stained section showing the cap stage of tooth developmen... Figure 1.6 H and E stained section showing the early bell stage of tooth dev... Figure 1.7 H and E stained section showing the early bell stage of tooth dev... Figure 1.8 H and E stained decalcified section showing the late bell stage o... Figure 1.9 H and E stained decalcified section showing the late bell stage o... Figure 1.10 H and E stained section showing a tooth's root formation (white ... Figure 1.11 Low‐power view of a ground section of a deciduous incisor showin... Figure 1.12 High‐power view of a ground section of a deciduous incisor showi... Figure 1.13 H and E stained decalcified section showing DI. Figure 1.14 H and E stained decalcified section showing DI with a haphazard ... Figure 1.15 H and E stained decalcified section showing DD with haphazard co... Figure 1.16 H and E stained decalcified section showing DD with the typical ...

2 Chapter 2 Figure 2.1 Micro‐computed tomography (micro‐CT) image showing dental enamel.... Figure 2.2 Micro‐CT image showing surface enamel (arrow, ground and polished... Figure 2.3 Micro‐CT image showing remineralized enamel surface (arrow, ionic... Figure 2.4 Micro‐CT image showing enamel surface (black arrow, ground and po... Figure 2.5 Ground section of enamel and dentin (arrows, enamel striae). Figure 2.6 Ground section of enamel and dentin (arrows, enamel striae).Figure 2.7 Ground section of enamel and dentin (arrows, enamel striae).Figure 2.8 Ground section of enamel and dentin (arrows, enamel striae). Figure 2.9 Ground section of enamel and dentin (arrow, enamel lamellae). Figure 2.10 Ground section of enamel and dentin (arrows, enamel lamellae).Figure 2.11 Ground section of enamel and dentin (arrow, enamel lamellae).Figure 2.12 Ground section of enamel and dentin (arrows, enamel lamellae). Figure 2.13 Ground section of enamel and dentin (arrows, enamel spindles).Figure 2.14 Ground section of enamel and dentin (arrows, enamel spindles).Figure 2.15 Ground section of enamel and dentin (arrow, enamel spindles). Figure 2.16 Ground section of enamel and dentin (arrows, enamel tufts). Figure 2.17 Ground section of enamel and dentin (arrows, enamel tufts).Figure 2.18 Ground section of enamel and dentin (arrows, enamel tufts). Figure 2.19 Micro‐CT image of enamel and dentin (arrows, EDJ). Figure 2.20 Micro‐CT image of enamel and dentin (arrows, EDJ).Figure 2.21 Ground section of enamel and dentin (arrows, EDJ).Figure 2.22 Ground section of enamel and dentin (arrow, EDJ). Figure 2.23 Ground section of enamel and dentin (arrow, neonatal line in ena... Figure 2.24 Ground section of enamel and dentin (arrow, neonatal line in ena...Figure 2.25 Ground section of enamel and dentin (arrow, neonatal line in ena... Figure 2.26 Ground section of enamel and dentin (arrow, gnarled enamel). Figure 2.27 Diagrammatic representation of different zones of enamel caries....

3 Chapter 3Figure 3.1 Ground section showing enamel (brown) and dentin (black and white... Figure 3.2 Scanning electron microscope (SEM) image of dentin (arrows, denti...Figure 3.3 H and E stained decalcified section of dentin (arrows, dentinal t...Figure 3.4 Ground section showing dentinal tubules (arrows). Figure 3.5 SEM image showing organic matrix of dentin covering dentinal tubu... Figure 3.6 Ground section showing primary curvatures (orange arrow) and seco...Figure 3.7 Ground section showing primary curvatures (orange arrow) and seco... Figure 3.8 Ground section of dentin showing interglobular dentin (arrows). Figure 3.9 Ground section of dentin showing interglobular dentin (arrows).Figure 3.10 Ground section of dentin showing interglobular dentin (arrows).... Figure 3.11 H and E stained section of dentin (black arrow, peritubular dent...Figure 3.12 SEM image showing dentin (black arrow, intertubular dentin; whit...Figure 3.13 SEM image showing intertubular (blue arrow) and peritubular dent... Figure 3.14 Ground section of enamel and dentin (arrow, dead tracts). Figure 3.15 Ground section of enamel and dentin (arrow, dead tracts).Figure 3.16 Ground section of enamel and dentin (arrow, dead tracts). Figure 3.17 Ground section of enamel and dentin (arrows, tertiary dentin). Figure 3.18 H and E stained decalcified section of regular and tertiary dent... Figure 3.19 Ground section showing sclerotic dentin (arrows, translucent are...Figure 3.20 Ground section of root showing Tome's granular layer (arrow).Figure 3.21 Ground section of root showing Tome's granular layer (arrow). Figure 3.22 H and E stained section showing prominent dentin caries (arrows)... Figure 3.23 H and E stained section showing prominent dentin caries (arrows)...