3. The histological zones of Enamel caries starting from inner
advancing front of the lesion outwards are:
1. Translucent zone
2. Dark Zone
3. Body of Lesion
4. Surface Layer
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4
3
2
1
5. Zones of Dentinal Caries
Zone 1: Zone of Fatty degeneration
Zone 2: Zone of dentinal Sclerosis
Zone 3: Zone of Decalcification
Zone 4: Zone of Bacterial invasion
Zone 5: Zone of Decomposed dentin
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6. Zones of Dentinal Caries
Zone 1: Zone of Fatty degeneration
Zone 2: Zone of dentinal Sclerosis
Zone 3: Zone of Decalcification
Zone 4: Zone of Bacterial invasion
Zone 5: Zone of Decomposed dentin
@ Dr. BDS Fail
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