710 research outputs found

    4D Shape-Preserving Modelling of Bone Growth

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    From a set of temporally separated scannings of the same anatomical structure we wish to identify and analyze the growth in terms of a metamorphosis. That is, we study the temporal change of shape which may provide an understanding of the biological processes which govern the growth process. We subdivide the growth analysis into growth simulation, growth modelling, and finally the growth analysis. In this paper, we present results of growth simulation of the mandible from 3 scannings of the same patient in the age of 9 months, 21 months, and 7 years. We also present the first growth models and growth analyzes. The ultimative goal is to predict/simulate human growth which would be extremely useful in many surgical procedures

    Prognostic factors for lymph node metastasis from upper gingival carcinomas

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    This study sought to identify tumor characteristics that associate with regional lymph node metastases in squamous cell carcinomas originating in the upper gingiva
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