3,449 research outputs found

    Estudio preliminar de la orina nocturna como espécimen para el diagnostico de alteraciones en la litiasis oxalocálcica

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    Estudio preliminar de la orina nocturna (orina de primera hora de la mañana) como espécimen para el diagnostico de los factores de riesgo de la litiasis oxalocálcica, Se pretende obtener un esquema simplificado de estudio metabólico-mineral de orina para una primera aproximación al objetivo de superar algunas de las limitaciones más importantes asociadas a los protocolos existentes basados en orinas de 24 hora

    ABORDAJE ASISTENCIAL EN EL PACIENTE EN FASE AVANZADA DE ENFERMEDAD Y FAMILIA

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    Our project is intended to provide new knowledge as well as to facilitate the nursing care of patients in terminal situations regarding both primary attention and hospital care. This also assures the quality and continuity of the given care, without losing view of the will of the person to receive attention either at home or at the hospital. We believe it is important to consolidate a tool that is common to all the professionals who take care of this type of patient and their families, using as a reference the different taxonomies implanted (NANDA, NIC and NOC) as mainstays of the care plan and thus being able to reduce the clinical variability when approaching this type of patients. Using the model of Virginia Henderson as a base we try to answer the question: What does the nursing staff do in palliative cares? We have chosen this model for being open, amply developed, and utilizing easy to understand terminology. The project is structured according to three types of problems which our aid work is based upon: Problems of independence composed of current nursing and risk diagnoses, for which we have used NANDA taxonomy. Collaboration problems, in which the patient requires that the nurse enact for the patient the treatment and control prescribed by another professional (generally the doctor). Finally, the autonomy problems in which the patient lacking the necessary physical or intellectual capacity, needs that certain directed actions are carried out for him/her in order to satisfy the susceptible needs to a certain degree of substitution (partial or total).El trabajo que hemos elaborado tiene como finalidad aportar nuevos conocimientos así como facilitar la labor de la enfermería que atiende al enfermo en situación terminal tanto en los niveles de atención primaria como hospitalaria, asegurando a su vez la calidad y continuidad de los cuidados prestados, sin perder de vista la voluntad de la persona de recibir atención bien en su domicilio o bien en el hospital. Creemos importante la consolidación de una herramienta que sea común a todos los profesionales que atienden a este tipo de pacientes y sus familias usando como referencia las distintas taxonomías implantadas (NANDA, NIC y NOC) como pilar fundamental del plan de cuidados y conseguir así reducir la variabilidad clínica a la hora de abordar este tipo de pacientes. Basándonos en el modelo de Virginia Henderson pretendemos contestar a la pregunta ¿Qué hace la enfermería en cuidados paliativos? Hemos optado por elegir este modelo por ser abierto, de un amplio desarrollo y utilizar terminología fácil de comprender. El trabajo lo estructuramos en tres tipos de problemas alrededor de los cuales va a girar toda nuestra labor asistencial: Problemas de independencia compuestos por diagnósticos de enfermería reales y de riesgo, para los cuales, hemos utilizado la taxonomía NANDA; problemas de colaboración, en los que el paciente requiere que el enfermero o enfermera realice por él las actividades de tratamiento y control prescritas por otro profesional (generalmente el médico); y finalmente, los problemas de autonomía en los que el paciente, careciendo de la capacidad física o intelectual necesaria, necesita que se realicen por él ciertas acciones encaminadas a satisfacer las necesidades susceptibles de cierto grado de suplencia (parcial o total)

    Educación y entrenamiento a paciente y familia con nutrición parenteral en domicilio

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    The Home Parenteral Nutrition consists of the infusion of nutrients, through a vein, carried out at the address of the patient.Among its requirements, is that of being able to count on the aid, qualification and collaboration of the patients themselves as well as that of the family and/or caretaker. This work represents the program of education and training directed to all of them in order to make this type of support a safe and effective modality in terms of maintenance of the nutritional state and improvements in the quality of life. The content is supported by an exhaustive revision of the scientific Literature that includes studies, guides of clinical practice, manuals and other documents of consensus guaranteed by expert societies in nutrition. We conclude that these programs can for this reason alone guarantee a suitable parenteral nutritional treatment in the home, so favouring the independence and well-being of the patient and family and assuring a safe administration and avoiding entries and prolonged hospital stays. La Nutrición Parenteral Domiciliaria consiste en la infusión de nutrientes, a través de una vena, en el propio domicilio del paciente.Entre sus requisitos, se encuentra el de poder contar con la ayuda, capacitación y colaboración tanto del propio paciente como de la familia y/o cuidador.Este trabajo representa el programa de educación y entrenamiento dirigido a todos ellos con la finalidad de conseguir que este tipo de soporte se convierta en una modalidad segura y eficaz en cuanto a mantenimiento del estado nutricional y mejora de la calidad de vida.El contenido se sustenta en una revisión exhaustiva de la literatura científica que abarca estudios, guías de práctica clínica, manuales y otros documentos de consenso avalados por sociedades expertas en nutrición.Finalizamos concluyendo que este tipo de programas pueden garantizar un adecuado tratamiento nutricional parenteral en el domicilio, favoreciendo la independencia y bienestar del paciente y familia, asegurando una administración segura y evitando ingresos y estancias hospitalarias prolongadas sólo por este motivo

    Perinatal Tuberculosis: Is it a Forgotten Disease?

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    Perinatal tuberculosis is an uncommon condition but with a high mortality and a challenging diagnosis. We present four cases of perinatal tuberculosis managed between 1991-2014 in a Spanish Tertiary Hospital. The infection should be considered in patients with progressive respiratory symptoms and with a poor response to conventional antibiotic therapy, especially in those with positive epidemiologic risk. Bronchoscopy can be a useful tool for diagnosis

    Schwarzschild black hole levitating in the hyperextreme Kerr field

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    The equilibrium configurations between a Schwarzschild black hole and a hyperextreme Kerr object are shown to be described by a three-parameter subfamily of the extended double-Kerr solution. For this subfamily, its Ernst potential and corresponding metric functions, we provide a physical representation which employs as arbitrary parameters the individual Komar masses and relative coordinate distance between the sources. The calculation of horizon's local angular velocity induced in the Schwarzschild black hole by the Kerr constituent yields a simple expression inversely proportional to the square of the distance parameter.Comment: 6 pages, 1 figure; improved versio

    Stir Casting Routes for Processing Metal Matrix Syntactic Foams: A Scoping Review

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    Metal matrix syntactic foams (MMSFs) are advanced lightweight materials constituted by a metallic matrix and a dispersion of hollow/porous fillers. Physical and mechanical properties can be fitted regarding matrix and filler properties and processing parameters. Their properties make them potential materials for sectors where density is a limiting parameter, such as transport, marine, defense, aerospace, and engineering applications. MMSFs are mainly manufactured by powder metallurgy, infiltration, and stir casting techniques. This study focuses on the current stir casting approaches and on the advances and deficiencies, providing processing parameters and comparative analyses on porosity and mechanical properties. PRISMA approaches were followed to favor traceability and reproducibility of the study. Stir casting techniques are low-cost, industrially scalable approaches, but they exhibit critical limitations: buoyancy of fillers, corrosion of processing equipment, premature solidification of molten metal during mixing, cracking of fillers, heterogeneous distribution, and limited incorporation of fillers. Six different approaches were identified; four focus on limiting buoyancy, cracking, heterogeneous distribution of fillers, and excessive oxidation of sensitive matrix alloys to oxygen. These improvements favor reaching the maximum porosity of 54%, increasing the fillers size from a few microns to 45 mm, reducing residual porosity by ±4%, synthesizing bimodal MMSFs, and reaching maximum incorporation of 74 vol%.</jats:p

    Seminar Users in the Arabic Twitter Sphere

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    We introduce the notion of "seminar users", who are social media users engaged in propaganda in support of a political entity. We develop a framework that can identify such users with 84.4% precision and 76.1% recall. While our dataset is from the Arab region, omitting language-specific features has only a minor impact on classification performance, and thus, our approach could work for detecting seminar users in other parts of the world and in other languages. We further explored a controversial political topic to observe the prevalence and potential potency of such users. In our case study, we found that 25% of the users engaged in the topic are in fact seminar users and their tweets make nearly a third of the on-topic tweets. Moreover, they are often successful in affecting mainstream discourse with coordinated hashtag campaigns.Comment: to appear in SocInfo 201
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