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Periodontal Pocket (pathologically deepening of gingival sulcus) - Coggle…

- - - - Pseudo /False pocket
        Without destruction of underlying periodontal tissue
    - - True/absolute pocket
        Destruction of supporting periodontal tissues
        
        Suprabony (supracrestal /supraalveolar)
        ~Bottom of the pocket is coronal to the underlying alveolar bone
        ~Bone loss is horizontal
        
        Intrabony (Intrabony, subcrestal, intra alveolar)
        ~Bottom of the pocket is apical to the level of the adjacent alveolar bone
        ~Bone loss is vertical
- - - - Formation of cellular & fluid inflammatory exudate
        
        Degeneration of surrounding C. T
        
        Extracellular -collagenase
        
        Intracellular -phagocytosis
        
        Destruction of collagen fibres
        
        Relative vol. Of PMN -60%
        
        Apical migration of JE
        
        Pocket formation