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Fig. 290: Dental and periodontal areas that require specific attention in the brushing process

1 January 1939


Above - left - inflamed septal tissue between the upper teeth and emphasized embrasures between the lower right lateral incisor and cuspid; right - approximal root surfaces exposed through recession of septal tissue after treatment of an interdental pyorrheal condition; center - gingivo-coronal embrasures emphasized by wasting of the exposed cervical root surface and by heavy marginal gingivae; Below - deep interdental spaces in posterior part of the mouth brought about through the destruction of septal tissue by acute Vincent's infection.

Black & white photograph


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