نتایج جستجو برای: recession
تعداد نتایج: 8035 فیلتر نتایج به سال:
One of the most common esthetic concern associated with the periodontal tissues is gingival recession. Gingival recession is the exposure of root surfaces due to apical migration of the gingival tissue margins; gingival margin migrates apical to the cementoenamel junction. Although it rarely results in tooth loss, marginal tissue recession is associated with thermal and tactile sensitivity, est...
occasion of his 60th birthday. Abstract For a piecewise aane function f : R n ! R m , the recession function is deened by f 1 (x) := lim !1 f(x) : In this paper, we study the zero set and error bound properties of f via f 1. We show, for example, that f has a zero when f 1 has a unique zero (at the origin) with a nonvanishing index. We also characterize the global error bound property of a piec...
Aim: Vertical incomitance can occur after muscle surgery, reasons remain unknown. In a prospective study, incidence and treatment was analysed. Material and methods: 40 consecutive esotropes where uniocular recession and resection was done were included in this study. First 20 had standard recession –resection and the rest 20 had hang back medial rectus recession along with resection andsplitti...
Acquired esotropia with high myopia may be associated with superotemporal eyeball prolapse from the muscle cone and the subsequent shift of extraocular muscles limits the success of the traditional recession-resection surgery. In this study, we report two patients diagnosed with myopic strabismus fixus with esodeviation >90 prism diopter. Marked axial elongation of globes was present in both th...
background and aim: the aim of the present study was to compare coronally advanced flap (caf) with amniotic membrane to caf with connective tissue graft (ctg) in the treatment of miller’s class iⅈ gingival recessions. materials and methods: 11 systemically healthy patients, with 30 miller’s class і and іі gingival recessions ≥3 mm, were selected and randomly divided into two equal groups. gi...
several techniques and materials have been introduced for the treatment of gingival recession defects. this article reports the case of a 43-year old female patient with chief complaint of esthetic problem, presenting multiple gingival recession defects in anterior maxilla. cenoderm combined with coronally positioned flap was used for management of six teeth with gingival recession. complete ro...
Defining a recessionary event as one which impacts adversely on individuals’ economic well-being, the paper argues that recession is a multi-faceted phenomenon whose meaning differs from person to person as it impacts on their decision-making in real time. It argues that recession is best represented through the calculation of the nowcast of recession event probabilities. A variety of such prob...
This study develops spatial lag models to evaluate the performance of neighborhoods with new urbanist features in the recent housing recession in the Portland, Oregon, metropolitan area. It found that single-family homes that are closer to the central city held their value better in the recent recession, which might be a sign of recentralization. The effects of new urbanist features on home app...
We build a dataset of quarterly hours worked for 14 OECD countries. We document that hours are as volatile as output, that a large fraction of labor adjustment takes place along the intensive margin, and that the volatility of hours relative to output has increased over time. We use these data to reassess the Great Recession and prior recessions. The Great Recession in many countries is a puzzl...
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