122 research outputs found

    A note on the weak Harnack inequality for unbounded minimizers of elliptic functionals with generalized Orlicz growth

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    We prove the weak Harnack inequality for the functions uu which belong to the corresponding De Giorgi classes DG(Ω)DG^{-}(\Omega) under the additional assumption that uLlocs(Ω)u\in L^{s}_{loc}(\Omega) with some s>0s> 0. In particular, our result covers new cases of functionals with a variable exponent or double-phase functionals under the non-logarithmic condition

    Prognostic factors of intracranial purulent-septic complications of combat-related gunshot penetrating skull and brain wounds.

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    Purpose – to ana­lyze the structure of intracranial purulent-septic complications (IPSC), determine the factors influencing development of purulent-septic complications in patients with combat-related gunshot penetrating skull and brain wounds (CRPSBW), determine the effect of intracranial PSC on patients’ outcomes. A prospective analysis of results of exa­mination and treatment of 121 patients was performed. All patients had gunshot penetrating skull and brain wounds sustained in combat conditions during a local armed conflict in the Eastern Ukraine. Evaluation of treatment outcome included analysis of mortality in 1 month (survived/died) and dichotomous Glasgow Outcome Scale (GOS) score in 12 months (favorable/unfavorable outcome). 121 wounded men aged 18 to 56 (average, 34.1±9.1) were included in the study. Intracranial purulent-septic complications (IPSC) were diagnosed in 14 (11.6%) gunshot CRPSBW patients. The following prognostic factors had statistically significantly correlation with the risk of intracranial purulent-septic complications development: wound liquorrhea on admission (p = 0.043), intraventricular hemorrhage (p = 0.007), bone fragments left in the wound (p = 0.0152), and  duration of inflow-outflow wound drainage for more than 3 days (p= 0.0123). Intracranial PSC patients had mortality rate of 50%, and only 14.3% of those patients had a favorable outcome according to GOS score in one year. Presence of intracranial PSC had statistically significant association with mortality rate (p=0.0091) and GOS score in one year (p=0.0001)

    Relief and geology of the north polar region of the planet Venus

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    Description of topographic features is given for the North polar region of the planet Venus. Principal geomorphic types of terrain are characterized as well as their geologic relations. Relative ages of geologic units in Venus North polar region are discussed
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