🔺Dental plaque can be defined as the soft deposits that form the biofilm adhering to the tooth surface or other hard surfaces in the oral cavity, including removable and fixed restorations.Â
🔺Dental plaque is broadly classified as supragingival, subgingival or peri-implant plaque based on its position on the tooth and implant surface.
🔺Supragingival plaque is found at or above the gingival margin.
🔺Subgingival plaque is found below the gingival margin, between the tooth and the gingival sulcular tissue.
1. Supragingival plaque
2. Subgingival plaque
🔸Tooth associated
🔸Tissue associated
3. Peri-implant plaque
🔺 Materia alba differs from dental plaque as it lacks organized internal structure. Due to which material alba can be easily displaced with water spray.
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