918 resultados para Systemic Lupus Erythematosus


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Report from the Iowa History Advisory Council on the following goals related to the teaching of Iowa history: Identify the current status of the teaching of Iowa history and the resources available regarding K-12 Iowa history instruction. Identify current materials that are dedicated to the teaching of Iowa history at the K-12 level. Study how other states and organizations implement state and local history. Study best practices for the teaching and learning of state and local history. Develop appropriate academic standards related to Iowa history. Provide recommendations to advance the study of Iowa history at the K-12 level.

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Le lupus érythémateux disséminé (LED) est une maladie auto-immune systémique dont le diagnostic est très complexe. Le clinicien doit baser son diagnostic sur une liste de 11 critères reliés à des observations cliniques et à des mesures sérologiques. Afin de faciliter ce diagnostic, plusieurs groupes recherchent de nouveaux marqueurs biologiques quantifiables. C’est dans ce but que la cytométrie en flux a été utilisée afin de comparer les cellules du sang des patients et celles de sujets sains. La caractérisation exhaustive des sous-populations cellulaires montre que l’expression de HLA-DR est amplifiée chez les patients même si la maladie est inactive. De plus, l’analyse du contenu sérique en cytokines inflammatoires a montré que la quantité de GM-CSF était plus importante chez les patients LED. Nos travaux suggèrent que HLA-DR et GM-CSF pourraient être considérés comme des candidats intéressants dans les études sur le diagnostic du LED.

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Investigación clínica descrptiva para determinar cuáles son las principales características clínicas e inmunológicas que se presentan en pacientes diagnosticados de Lupus Eritematoso Sistémico (LES)en los hospitales: Vicente Corral Moscoso y José Carrasco Arteaga, áreas de medicina interna y reumatología, en el período comprendido entre octubre de 1993 a octubre de 2003, a quiénes se les aplica un formulario (Anexo Nª 1), el que contiene información acerca de datos de filiación epidemiológicos antecedentes patológicos y los Criterios para el diagnóstico de LES según la Asociación Americana de Reumatoloría (ARA) 1982. Resultados: 96 pacientes con diagnóstico de LES; el 34.4sexo femenino, y el 15.6sexo masculino, manteniendo una relación mujer-hombre de 5.4 a 1, la edad de presentación más frecuente estuvo entre los 20 a 29 años, la ocupación principal de este grupo fueron los quehaceres domésticos y el mayor porcentaje de pacientes procedían de la provincia del Azuay. Según los criterios diagnosticados de LES, (ARA 1982) del total de pacientes, el 78.1presentaron artritis, el 97-9anticuerpos (ANA) y complemento (C4) disminuido en el 82.3anemia hemolítica en el 12.5; proteinuria en 81.3; VSG acelerada en un 85depresión 50, y pleuritis en 31.3de los pacientes. La prevalencia hospitalaria del LES fue de 3.87X 1000 pacientes. Esta investigación reune el mayor número de pacientes diagnosticados de LES en el medio tomando como centros de referencia y concentración las dos principales casas de salud de la Provincia del Azuay, para pacientes de otras provincias principalmente a la provincia de El Oro y la provincia de Loja, constituyendo una base de datos sólida para investigaciones futuras, puesto que hasta el día de hoy no se disponían de estadísticas reales de esta enfermedad, y únicamente se regla a literaturas extranjeras. El estudio dice demostrar que cada día se detectan más casos de LES, porque se han mejorado las técnicas diagnosticadas y se conoce mejor la enfermedad, de esta investigación se logró establecer un algoritmo para el diagnóstico de LES, que traerá como consecuencia, la instauración rápida del tratamiento y obviamente un pronóstico aceptable

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We present a rare case of a 23-year-old male incidentally detected with hepatitis B virus (HBV) infection presenting with features suggestive of HBV-associated nephropathy. A renal biopsy specimen suggested a mesangioproliferative glomerulonephritis with a full-house pattern on immunoflourescence consistent with a diagnosis of diffuse lupus nephritis. Glomerular HbeAg and HbsAg antigens were not detectable by immunofluorescence. Antiviral therapy was instituted to suppress viral replication, thereby leading to clinical and virological remission, including that of the glomerulonephritis, without the need for additional immunosuppressant therapy. This case depicts the uniqueness of the presentation of the two conditions mimicking each other, the strategy adopted to prevent the activation of viral replication and the achievement of clinical remission.

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Colorectal cancer is the second most common cause of cancer death in the UK. It is accepted that both tumour and host factors are important determinants of disease progression and survival. While systemic and local inflammatory responses are increasingly recognized to be of particular importance the understanding of the mechanisms linking these important inflammatory processes remains unclear. This thesis examines the prognostic importance of measures of systemic and local inflammation and proposes a hypothesis for a link between tumour necrosis, systemic and local inflammatory responses in patients with colorectal cancer. Chapter 3 reports the comparison of the prognostic value of longitudinal measurements of systemic inflammation in patients undergoing curative resection of colorectal cancer. In Chapter 3 the results demonstrate that there was no significant overall change in either mGPS or NLR from pre- to post- operatively. This study highlighted the associations between pre- and post- operative mGPS and NLR and T-stage (p<0.001), TNM stage (p<0.005) and cancer-specific survival. The relationships between pre-operative measurements were examined using multivariate analysis. For pre-operative measurement both mGPS and NLR were associated with cancer-specific survival while when post-operative measures were examined only mGPS was specifically associated with cancer-specific survival (HR 4.81, CI 2.13-10.83, P<0.001). Chapter 4 examines the prognostic value of the Klintrup-Makinen scoring method and the existing limitations with regard to its clinical utility. An automated scoring method using commercially available image analysis software was developed and compared with manual scoring of tumour inflammatory infiltrates. This study demonstrated that both manual K-M scoring (p<0.001) and automated K-M scoring (p<0.05) had prognostic value in patients who had undergone potentially curative resection of colorectal cancer, and that the novel automated method may provide an objective method of assessment of tumour inflammatory infiltrates using routinely stained haematoxylin and eosin sections of tumour samples. In chapter 5 a hypothesis was proposed that Interleukin-6 may link tumour necrosis and systemic and local inflammatory responses in patients with colorectal cancer. This chapter examined the basis for this hypothesis, which is presented in figure 5.1. In addition, in chapter 5 the importance of this potential link is examined. In chapter 6, the hypothesis outlined in chapter 5 was examined in a cohort of patients who had undergone attempted curative resection of colorectal cancer. This study examined the inter-relationships between circulating mediators, in particular IL-6, tumour necrosis and systemic and local inflammatory responses. This results of this study demonstrated that IL-6 was associated with tumour necrosis (<0.001) and mGPS (<0.001) independent of T-stage. Thus adding weight to the hypothesis that elevated circulating concentrations of IL-6 may play a role in modulating both the systemic and local inflammatory responses in patients with cancer. Chapter 7 further develops the hypothesis that IL-6 signalling may be important in modulating systemic and local inflammatory responses in patients with colorectal cancer. Further, in chapter 7 the basis for the role of trans-signalling in this signaling pathway was examined. In this study, we reported that neither expression of the soluble IL-6 receptor or soluble gp130 were associated with systemic or local inflammatory responses. As a result the possible reasons for these findings were explored and future work suggested. A prospective database of patients undergoing attempted curative resection of colorectal cancer in Glasgow Royal Infirmary was used throughout this thesis. This database was created and is maintained regularly by successive research fellows at the Royal Infirmary. The work presented in this thesis highlights the importance of the host response in the form of systemic and local inflammation in patients with colorectal cancer and proposes a link between these responses and tumour necrosis. In addition, this work adds weight to the body of evidence suggesting that assessment of these host responses may improve stratification to treatment for patients with colorectal cancer. Further, this work proposes a mechanistic link, between tumour necrosis, systemic and local inflammatory responses through Interleukin-6, that merits further investigation.

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International audience

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Dissertação de Mestrado apresentada ao Instituto Superior de Psicologia Aplicada para obtenção de grau de Mestre na especialidade de Psicologia Clínica.

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Background: Although postmenopausal associated disorders are important public health problems worldwide, to date limited studies evaluated the endothelial function and systemic inflammation response to weight loss in obese postmenopausal women. Objective: This study was done to evaluate the endothelial function and systemic inflammation response to weight loss in obese postmenopausal Saudi women. Material and methods: Eighty postmenopausal obese Saudi women (mean age 52.64±6.13 year) participated in two groups: Group (A) received aerobic exercise on treadmill and diet whereas, group (B) received no intervention. Markers of inflammation and endothelial function were measured before and after 3 months at the end of the study. Results: The values of body mass index(BMI), interleukin-6 (IL-6), tumor necrosis factor-alpha (TNF-α), C-reactive protein (CRP), inter-cellular adhesion molecule (ICAM-1), vascular cell adhesion molecule (VCAM-1) and plasminogen activator inhibitor- 1 activity (PAI-1:Ac) were significantly decreased in group (A), while changes were not significant in group (B). Also, there were significant differences between mean levels of the investigated parameters in group (A) and group (B) after treatment. Conclusion: Weight loss ameliorates inflammatory cytokines and markers of endothelial function in obese postmenopausal Saudi women.

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Es un estudio de tipo descriptivo ya que se pretende evaluar el nivel de actividad del Lupus eritematoso sistémico, el grado de afectación renal por medio de los resultados de los reportes de biopsia renal en pacientes con nefropatía lúpica; transversal ya que se analizará en el período de enero del 2010 a diciembre del 2012. Observacional, no se realizará ninguna acción ni interacción con el paciente; retrospectivo donde se analizarán expedientes de pacientes con diagnóstico de nefropatía lúpica en un período de tres años. El método utilizado fue la revisión de expedientes clínicos, completando la hoja de recolección de datos instrumento creado para la obtención de la información útil para este trabajo de investigación. La investigación está conformada por un total de 45 pacientes con diagnóstico de lupus eritematoso sistémico la mayoría pertenecen al género femenino en una relación de 1: 2.75 masculino: femenino; más de la mitad provienen del área rural; la manifestación clínica más frecuente de enfermedad renal es la hipertensión arterial seguida por el edema, la alteración renal más frecuente por lo que se les realizo biopsia renal fue la proteinuria que representa el 50%, seguido de la elevación de la creatinina; la clasificación según la histopatología de la biopsia renal según la clasificación de la OMS fue la Clase IV que representa más del 40 %.