848 resultados para Rochester Diocesan Conference (1899 : Richmond)


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Promotional article on a presentation at the Parent Educator Connector conference.

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To complement the existing treatment guidelines for all tumour types, ESMO organises consensus conferences to focus on specific issues in each type of tumour. The Second ESMO Consensus Conference on Lung Cancer was held on 11-12 May 2013 in Lugano. A total of 35 experts met to address several questions on management of patients with non-small-cell lung cancer (NSCLC) in each of four areas: pathology and molecular biomarkers, early stage disease, locally advanced disease and advanced (metastatic) disease. For each question, recommendations were made including reference to the grade of recommendation and level of evidence. This consensus paper focuses on recommendations for pathology and molecular biomarkers in relation to the diagnosis of lung cancer, primarily non-small-cell carcinomas.

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Osteoporosis is a serious worldwide epidemic. Increased risk of fractures is the hallmark of the disease and is associated with increased morbidity, mortality and economic burden. FRAX® is a web-based tool developed by the Sheffield WHO Collaborating Center team, that integrates clinical risk factors, femoral neck BMD, country specific mortality and fracture data and calculates the 10 year fracture probability in order to help health care professionals identify patients who need treatment. However, only 31 countries have a FRAX® calculator at the time paper was accepted for publication. In the absence of a FRAX® model for a particular country, it has been suggested to use a surrogate country for which the epidemiology of osteoporosis most closely approximates the index country. More specific recommendations for clinicians in these countries are not available. In North America, concerns have also been raised regarding the assumptions used to construct the US ethnic specific FRAX® calculators with respect to the correction factors applied to derive fracture probabilities in Blacks, Asians and Hispanics in comparison to Whites. In addition, questions were raised about calculating fracture risk in other ethnic groups e.g., Native Americans and First Canadians. In order to provide additional guidance to clinicians, a FRAX® International Task Force was formed to address specific questions raised by physicians in countries without FRAX® calculators and seeking to integrate FRAX® into their clinical practice. The main questions that the task force tried to answer were the following: The Task Force members conducted appropriate literature reviews and developed preliminary statements that were discussed and graded by a panel of experts at the ISCD-IOF joint conference. The statements approved by the panel of experts are discussed in the current paper.

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En el Perú, los estudios sobre peces mesopelágicos, fueron orientados hacia aspectos de taxonomía, distribución espacial y estimación acústica de la biomasa de Vinciguerria lucetia “vinciguerria”. Debido a su importancia tanto en el aspecto nutricional, económico como ecológico, la presente tesis pretende aportar una base científica para posteriores investigaciones, estableciendo una escala histológica de madurez gonadal que permita validar una escala macroscópica para facilitar el manejo de la obtención de datos sin tener que recurrir al uso de sofisticada maquinaria que actualmente es requerida para este tipo de investigación. El sistema reproductor de las hembras de V. lucetia consta de un par de ovarios, los cuales en su parte anterior están unidos por un solo oviducto y van adoptando una forma tubular en su parte media y posterior, terminando en bordes redondeados. Microscópicamente, los ovarios están conformados por una pared, lamelas y un estroma que los sostiene. El sistema reproductor de los machos consta de un par de testículos, de forma ligeramente laminar, con un túbulo de colección común que se engrosa en estadios maduros, microscópicamente, se diferenció una zona de crecimiento (periférica) y una zona de colección (central), en la primera se presentó los túbulos seminíferos y en la segunda los ductos eferentes. En el desarrollo ovocitario se caracterizó por presentar ovogonias y 5 tipos de ovocitos (inmaduro, pre-vitelogénico, vitelogénico, maduro e hidratado). Además de estructuras como folículos post – ovulatorios y atresia. El desarrollo espermatogénico presentó 4 tipos de células espermatogénicas (espermatogonia, espermatocito, espermátida y espermatozoide). La escala de madurez gonadal para hembras validada microscópicamente consta de 5 estadios (inmaduro, en maduración, maduro, desovante y recuperación) y macroscópicamente de 4 estadios (inmaduro, en maduración, maduro y desovante). Para machos, la escala macroscópica de madurez gonadal validada microscópicamente consta de 4 estadios (inmaduro, en maduración, maduro y expulsante). La proporción sexual de la fracción adulta fue favorable para hembras en el periodo de estudio y la talla de primera madurez gonadal para hembras a considerar es de 52 mm. El IGS promedio mostró un mayor valor para las hembras que para los machos, con un promedio de 5.19 ± 2.76 % y 4.38 ± 2.62 % respectivamente. El FC varió para las hembras de 0.20 - 0.87 %, con un promedio de 0.49 ± 0.09 % y para los machos de 0.28 - 0.87 %, con un promedio de 0.51 ± 0.09 %.

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The World Health Organization fracture risk assessment tool, FRAX(®), is an advance in clinical care that can assist in clinical decision-making. However, with increasing clinical utilization, numerous questions have arisen regarding how to best estimate fracture risk in an individual patient. Recognizing the need to assist clinicians in optimal use of FRAX(®), the International Osteoporosis Foundation (IOF) in conjunction with the International Society for Clinical Densitometry (ISCD) assembled an international panel of experts that ultimately developed joint Official Positions of the ISCD and IOF advising clinicians regarding FRAX(®) usage. As part of the process, the charge of the FRAX(®) Clinical Task Force was to review and synthesize data surrounding a number of recognized clinical risk factors including rheumatoid arthritis, smoking, alcohol, prior fracture, falls, bone turnover markers and glucocorticoid use. This synthesis was presented to the expert panel and constitutes the data on which the subsequent Official Positions are predicated. A summary of the Clinical Task Force composition and charge is presented here.

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Vinciguerria lucetia es uno de los recursos mesopelágicos más abundantes e inexplotados. En el presente trabajo, mediante el análisis de 774 gónadas (597 ovarios y 177 testículos) colectados en el BIC José Olaya durante los Cruceros de Investigación de agosto 2010 y diciembre 2011, se establece una escala histológica de madurez gonadal para hembras, que ha permitido validar una escala macroscópica de 5 estadios. En el caso de los machos, se identificaron 4 estadios de madurez gonadal tanto microscópicamente como macroscópicamente. Esta escala permite facilitar la obtención de datos reproductivos en diversas circunstancias como prospecciones de campo y muestreo a bordo.

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Abstract

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ABSTRACT: Conventional mechanical ventilators rely on pneumatic pressure and flow sensors and controllers to detect breaths. New modes of mechanical ventilation have been developed to better match the assistance delivered by the ventilator to the patient's needs. Among these modes, neurally adjusted ventilatory assist (NAVA) delivers a pressure that is directly proportional to the integral of the electrical activity of the diaphragm recorded continuously through an esophageal probe. In clinical settings, NAVA has been chiefly compared with pressure-support ventilation, one of the most popular modes used during the weaning phase, which delivers a constant pressure from breath to breath. Comparisons with proportional-assist ventilation, which has numerous similarities, are lacking. Because of the constant level of assistance, pressure-support ventilation reduces the natural variability of the breathing pattern and can be associated with asynchrony and/or overinflation. The ability of NAVA to circumvent these limitations has been addressed in clinical studies and is discussed in this report. Although the underlying concept is fascinating, several important questions regarding the clinical applications of NAVA remain unanswered. Among these questions, determining the optimal NAVA settings according to the patient's ventilatory needs and/or acceptable level of work of breathing is a key issue. In this report, based on an investigator-initiated round table, we review the most recent literature on this topic and discuss the theoretical advantages and disadvantages of NAVA compared with other modes, as well as the risks and limitations of NAVA.