42 research outputs found

    Características epidemiológicas y obstétricas de las mujeres diagnosticadas con preeclampsia grave en sala de alto riesgo obstétrico Hospital Carlos Roberto Huembes Enero- Diciembre 2014

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    El objetivo del presente estudio es conocer las principales características epidemiológicas y obstétricas de las mujeres diagnosticadas con preeclampsia grave que ingresaron a la sala de alto riesgo obstétrico del Hospital Carlos Roberto Huembes enero-diciembre 2014. El estudio es de tipo descriptivo, de corte transversal con un universo de 64 mujeres y con una muestra de 46 que fueron seleccionadas por conveniencia según criterios de inclusión establecidos en el diseño metodológico. La información se recolectó mediante la revisión de expedientes clínicos principalmente la hoja de consulta prenatal e historia clínica. La información recopilada se procesó en programa SPSS. Se consideraron los aspectos éticos para la realización del estudio. Entre los resultado más relevantes se encontró que el 85%(39) de las mujeres en estudio tenían entre 20-34 años y el menor porcentaje el grupo menor de 19 años con 6%(3). El 98%(45) de ellas de procedencia urbana, el 39%(18) eran amas de casa y el 28%(13) eran operarias. En cuanto al estado civil el 50%(23) estaban en unión libre, el 44%(20) casadas y el 6%(3) solteras. Según la escolaridad la secundaria el 63%(29), el 15%(7) universitaria y el 11%(5) profesionales. El principal antecedente familiar patológico fue la hipertensión arterial en un 50%(23). Es importante destacar que el 44%(20) no tenían ningún antecedente familiar patológico, el 4%(2) tenían diabetes y el 2%(1) tenían como antecedente familiar patológico la cardiopatía. El 78%(36) de las mujeres en estudio no tenían antecedentes patológicos personales, el 7%(3) tenía registrado hipertensión arterial y el 15%(7) otras patologías que por sí mismas no representaban una mayor frecuencia. El 91%(42) presentó una talla mayor de 1.51mts. El 55%(25) de las mujeres presentaron un peso entre los 71-90Kg, seguido del 41%(19) que tenían un peso entre 50-70kg. Se muestra que el índice de masa corporal fue mayor de 31 kg/mt² en un 43%(20). De acuerdo a las características gíneco-obstétricas el 59%(27) de las mujeres en estudio se realizaron entre 4-6 consultas prenatales. El 44%(20) eran primigestas, bigestas 30%(14), trigestas 24%(11) y solamente una multigesta que equivale al 2%. El 37%(17) presentaron como principal patología asociada al embarazo la obesidad. El 54%(25) de las mujeres tenían 37 o más semanas al momento de su diagnóstico y el 65%(30) presentó una altura de fondo uterino entre los 31-35cm. La forma de establecimiento del diagnóstico fue mediante las manifestaciones clínicas en 100%(46), manejado tanto con antihipertensivo como con anticonvulsivante en un 100%(100%(46) y con evolución satisfactoria en el 100%(46) de los casos. Estos resultados son útiles para brindar una mejor calidad de atención a las embarazadas, dado que no existen elementos contundentes para enfocar la atención en ciertos grupos ya que de acuerdo a los hallazgos cualquier mujer con o sin antecedentes patológicos pueden desarrollar preeclampsia grave, la única condición llamativa asociada con esta patología es la obesidad

    When “there is” a Black: Levinas and Fanon on ethics, politics, and responsibility

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    This paper examines some of the ways in which the Black other, by Frantz Fanon’s articulation, complicates and challenges Emmanuel Levinas’s philosophies of ethics and justice. Additionally, it brings Levinas’s notion of the il y a, or “there is,” and Fanon’s “zone of nonbeing” into critical conversation with respect to the body and being of the Black other

    WORKING WITH THE APARTHEID ARCHIVE: OR, OF WITNESS AND TESTIMONY

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    Working with the apartheid archive demands a spectral scholarship – an engagement with the dead and the past, and the unknown of a future-to-be. This “hauntology” poses challenges unlike those of a traditional, evidentiary ontology and epistemology. Indeed, to the extent that it is an ethical metaphysics, as proposed by Emmanuel Levinas, that motivates all knowing, including that of the self and psyche, the manner of the researcher’s response is in the order of witnessing and testimony. As particular mode of response, the witness who testifies sees his or her task less in terms of generating totalising thematic knowledge, than in tracing the limits of knowledge in the experience of the other

    Particle Formation in RAFT-mediated Emulsion Polymerization

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    Particle formation in RAFT-mediated emulsion polymerization has been studied using reaction calorimetry. By measuring the heat flow during controlled feed ab-initio emulsion polymerization in the presence of amphipathic RAFT agents, particle formation by self-assembly of these species could be observed. Two different monomer systems, i.e. styrene and n-butyl acrylate, and various degrees of hydrophobicity of the initial macro-RAFT agents have been studied and compared. The different macro-RAFT agents were synthesized by first forming a hydrophilic block of poly(acrylic acid) that would later on act as the electrosteric stabilizing group for the particles. Subsequently, different lengths of hydrophobic blocks were grown at the reactive end of the poly(acrylic acid) hydrophilic block via the RAFT-mediated controlled radical polymerization, either comprised of n-butyl acrylate or styrene. Two processes govern particle formation: adsorption of macro-RAFT agents onto growing particles and formation of new particles by initiation of micellar aggregates or by homogeneous nucleation. Competition between these processes could be observed when monomers with a relatively high (n-butyl acrylate) or low (styrene) propagation rate coefficient were used. A model describing particle formation has been developed and the results of model calculations are compared with experimental observations. Preliminary modeling results based on a set of reasonable physico-chemical parameters already showed good agreement with the experimental results. Most parameters used have been verified experimentally. The development of the molecular weight distribution of the macro-RAFT agents has been analyzed by different techniques. Quantification of the particle formation process by analytical techniques was difficult, but qualitative insights into the fundamental steps governing the nucleation process have been obtained. The amount of macro-RAFT agents initially involved in particle formation could be determined from the increase of molecular weight. The particle size distribution has been measured by capillary hydrodynamic fractionation, transmission electron microscopy and dynamic light scattering. From the data obtained from these particle-sizing techniques, the number of particles during the reaction could be monitored, leading to an accurate estimate for the particle formation time. Upon implementation of the experimental data obtained for the surface active macro-RAFT systems, the model demonstrated to be very sensitive towards the “headgroup” area of the macro-RAFT species. Three nucleation cases based on the initial surface activity of the macro-RAFT species in the aqueous phase are proposed to explain the deviations from the assumptions of the nucleation model. Even though the macro-RAFT species have a narrow molecular weight distribution, they are nevertheless made up of a distribution of block lengths of polystyrene upon a distribution of block lengths of poly(acrylic acid). The resulting differences in initial surface activity are the most probable reason for the observed differences between model calculations and experimental results for the nucleation time and particle size distribution of the final latex product. With the procedure described above, latexes have been synthesized without using conventional surfactants and the mechanisms involved in the particle formation for these systems have been elucidated. The results of this work enable production of latex systems with well defined molecular mass distributions and narrow particle size distributions. Furthermore, the technique based on the application of amphipathic RAFT agents is promising for the production of complex polymeric materials in emulsion polymerization on a technical scale

    EDITORIAL: FACING THE APARTHEID ARCHIVE

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    When Jacques Derrida (1998) wrote Archive fever in the mid-1990s, its seminal importance was almost immediately recognised across much of the disciplinary spectrum, from philosophy to cultural studies, and from history to literary studies, to name but a few. Where mainstream psychology is concerned, however, the reception was reminiscent of David Hume’s characterisation of his Treatise of human understanding, that it “fell dead-born from the press, without reaching such distinction as even to excite a murmur among the zealots” (2010: 3). What makes psychology’s neglect of this text, and many others like it, all the more puzzling, is not only that the full title, Archive fever: A Freudian impression, clues as apparent a psychological connection as any, but that the very content of the text suggests a wrestling with issues that are profoundly psychological – issues and dynamics such as memory inscription and iteration, identity, loss and mourning, the desire for origins and continuities, and various responsibilities, limitations and possibilities that derive from a theory of memory and the archive

    OTR Psych

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    https://dsc.duq.edu/oer-materials/1002/thumbnail.jp

    MAKING WHITE LIVES: NEGLECTED MEANINGS OF WHITENESS FROM APARTHEID SOUTH AFRICA

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    In South Africa, as in other parts of the world, where race was positioned as the fulcrum on which power balances, whiteness seems to have maintained its defining weight. Even after dramatic political changes, whiteness in South Africa seems to continue to determine privilege and desirability. In this article, which analyses material from two archival sources, we consider some of the meanings of, and processes that went into, whiteness as a dominant category of identity and white life as desirable standard. The narratives and cases selected for analysis are not representative of the universe of meaning vis-à-vis whiteness, but are taken to be instructive as to how we might go about looking at whiteness as critical readers and psychologists sensitive to historical, economic and socio-political contexts. In an effort to complicate notions of privilege, dominance and whiteness – and to do so by means of an archive, with sensitivity to dynamics broader than the economic or the structural – the article focuses on the historical constitution and habitation of whiteness in South Africa to uncover and articulate some neglected meanings of whiteness, then and now. The stories of whiteness and white life under apartheid illustrate how these dynamics were fixed in place, insinuated into daily life, and defended against other forms of racial being. At the same time, the article shows how constructions of whiteness and being White were, and continue to be, driven by contradictions, ambiguities and paradoxes. From these stories we note the dynamics and tensions between essence and appearance. They reveal some of the thoughts and feelings that went into making and inhabiting a South African whiteness, and help us understand the complex and nuanced specificities of whiteness in this society

    Living Radical Polymerization by the RAFT Process - A Second Update

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    Afrikaner Identity and the Music of Johannes Kerkorrel

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    As old identity verities are dislodged, post-apartheid South Africa is witness to dramatic identitary flux. This study examines Afrikaner identity and particularly that of the generational cohort who witnessed the end of apartheid as young adults. Employing a hermeneutic semiology, the study provides a reading of Johannes Kerkorrel's music, arguing that, as cultural text, it enacts identitary discourse and tension. As such, several identitary moments and motifs are noted across a period of roughly 20 years, including that of identity as rebellion, location and individualising interiority. Finally, it is suggested that the law-of-the-father, as apartheid bequest, organises and animates identity struggles for this generation. </jats:p

    Some sound, some fury, signifying very little: Frantz Fanon and psychological scholarship in South Africa\u3csup\u3e 1\u3c/sup\u3e

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    Frantz Fanon has been an inspirational staple to a political, social, and economic understanding of South Africa for nearly 50 years. How, though, has South African psychology wrestled with, and appropriated, Fanon over the course of this time span? A review and analysis of all published references to Fanon in the South African Journal of Psychology, over a period of 40+ years, reveal a disappointingly superficial engagement with Fanonian theory, and a glaring neglect of clinical, research, and educational implications of Fanon’s praxis. Recommendations for a recommitted engagement with Fanon’s writings are provided
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