839 research outputs found

    Последствия гипоксических и травматических родовых поражений у новорожденных детей

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    IMSP Institutul Mamei şi CopiluluiConducted clinical, laboratory, and instrumental studies in 2809 children hospitalized during 4 years in the Department of Neurology and Pathology of the newborn, within the Mother and Child Institute, allowed to define what are the consequences of asphyxia and birth trauma among newborn babies born in hospitals of different levels and outline ways of solving existing problems.Проведенные клинико-лабораторно-инструментальные исследования 2809 детей, поступивших за 4 года в отделение неврологии и патологии новорожденных Института Матери и Ребенка, позволили определить, каковы последствия асфиксии и родовой травмы среди новорожденных детей, родившихся в роддомах разного уровня, наметить пути решения имеющихся проблем

    Correlation between generalised joint hypermobility and temporomandibular joint disc displacement in adolescent patients: Magnetic Resonance Imaging study

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    Aim: Temporomandibular disorders (TMD), in particular disc displacement, are recognised to have a multifactorial aetiology. Ligamentous laxity has been suggested as a potential risk factor for TMD. Ligamentous laxity can lead to generalised joint hypermobility (GJH) involving multiple joints, including the temporomandibular joint (TMJ). The aim of this work is to evaluate the correlation between GJH and disc displacement (DD) assessed on magnetic resonance images (MRI) of the TMJ in adolescent patients. Materials: The study was included 40 adolescent patients (10-16 years), divided into two groups, a Study Group (SG), composed of 20 subjects with GJH, and a Control Group (CG), composed of 20 subjects without GJH. The GJH was assessed by the Beighton test with a threshold value of ≥ 4. The severity of the TMD was determined using the Fonseca Questionnaire and a clinical evaluation of the type of TMD. The condylar-discal relationship and the condylar mobility of the TMJ were evaluated by MRI. Pearson's χ2 Test was performed for the analysis of the statistical correlation. Conclusion: This study suggests that adolescents with GJH have a greater risk of developing TMJ disc displacement, especially disc displacement without reduction

    New Approximation and Calibration Methods to Provide Routine Real-Time Polarimetry on JET

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    Real-time identification of the current density profile in the JET Tokamak: method and validation

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    International audienceThe real-time reconstruction of the plasma magnetic equilibrium in a Tokamak is a key point to access high performance regimes. Indeed, the shape of the plasma current density profile is a direct output of the reconstruction and has a leading effect for reaching a steady-state high performance regime of operation. In this paper we present the methodology followed to identify numerically the plasma current density in a Tokamak and its equilibrium. In order to meet the real-time requirements a C++ software has been developed using the combination of a finite element method, a nonlinear fixed point algorithm associated to a least square optimization procedure. The experimental measurements that enable the identification are the magnetics on the vacuum vessel, the interferometric and polarimetric measurements on several chords and the motional Stark effect. Details are given about the validation of the reconstruction on the JET tokamak, either by comparison with 'off-line' equilibrium codes or real time software computing global quantities
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