【Yang Yeh】評論

整理自Caranzza Ch33 Periodontal response to external forces p333-334ClinicalRadiographic1.        Injury stage: increased tooth mobility2.        Final stage (accommodation of the PDL): Widening of PDL, increased tooth mobility (not pathologically)-> progressively worse, it can then be considered pathologic-> advanced bone loss, inflammation of the PDL, some systemic causes1.        Increased width of the PDL space, often with thickening of the lamina dura along the lateral aspect of the root, in the apical region and in bifurcation2.        Vertical destruction of the interdental septum3.        Radiolucency and condensation of the alveolar bone4.        Root resorption