The University of the West Indies at Mona, Jamaica: UWI Journals
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    1675 research outputs found

    Castor Bean Ingestion and Ricin Toxicity in a Case of Attempted Suicide

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    Living Donor Kidney Transplantation: The Donor Profile in Trinidad and Tobago

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    Objective: The National Organ Transplant Unit (NOTU) of Trinidad and Tobago, first implemented in January 2006, was mandated to facilitate renal and corneal transplantation. Since then, 60 transplants have been performed utilizing living kidney donors. The aim of this study is to ascertain the typical donor profile and to highlight the safety involved with live kidney donation. Subjects and Methods: This descriptive study utilized the medical records of 60 consecutive live kidney donors between the period January 2006 and May 2010. Donor information was recorded on Microsoft Excel spreadsheets and analysed using the Statistical Package for Social Sciences 12.0. Results: Among the 60 donors, males and females were in equal proportions with a mean age of 35.0 (± 10.7) years; a mean body mass index (BMI) of 25.8 (± 4.2) kg/m2 and 48.3% were of East Indian decent. The majority of donors were related to the recipient (71.7%). At donation, the mean creatinine was 84.9 (± 17.7) μmol/L, average urine creatinine clearance, 1.83 (± 0.53) mL/s and mean 24 hour urine protein, 141.8 (± 78.6) mg. There was a significant association between the BMI at donation and proteinuria one year after donation (p = 0.043). The average hospital stay was 5.0 (± 0.95) days with minimal postoperative complications. Conclusion: The typical live kidney donor in Trinidad and Tobago is a 35-year old, slightly overweight male or female who is usually of East Indian decent, donating a kidney to a relative. Living kidney donation in this Transplant Unit is safe with minimal short-term complications. Keywords: Donor profile, kidney transplantation, living donor "Trasplante Renal de Donantes Vivos: Perfil del Donante en Trinidad y Tobago" RESUMEN Objetivo: La Unidad Nacional de Trasplantes de Órganos (UNTO) de Trinidad y Tobago, implementada por primera vez en enero de 2006, fue instituida con el propósito de facilitar los trasplantes de riñón y córnea. Desde entonces se han realizado 60 trasplantes utilizando donantes vivos de riñón. El objetivo de este estudio es determinar el perfil del donante típico y destacar la seguridad que conlleva la donación renal de vivo. Sujetos y métodos: Este estudio descriptivo utilizó historias clínicas de 60 donantes vivos de riñón consecutivos, entre el período de enero de 2006 a mayo de 2010. La información del donante fue registrada en hojas de cálculo de Microsoft Excel y analizada usando el programa estadístico para las ciencias sociales SPSS 12.0. Resultados: Entre los 60 donantes, hubo igual proporción de hombres y mujeres con edad promedio de 35.0 (± 10.7) años, un índice de masa corporal (IMC) promedio de 25.8 (± 4.2) kg/m2, y un 48.3% eran de descendencia indo-oriental. La mayor parte de los donantes eran parientes del receptor (71.7%). En el momento de la donación, la creatinina promedio fue 84.9 (± 17.7) μmol/L, el promedio de aclaramiento de creatinina en orina fue 1.83 (± 0.53) mL/s, y el promedio de proteína en orina de 24 horas, 141.8 (± 78.6) mg. Hubo una asociación significativa entre el IMC en la donación y la proteinuria un año después de la donación (p = 0.043). El promedio de estadía en el hospital fue 5.0 (± 0.95) días con complicaciones postoperatorias mínima. Conclusión: El típico donante vivo de riñón en Trinidad y Tobago es un hombre o mujer de 35 años de edad, ligeramente pasado de peso, generalmente de descendencia indo-oriental, que dona el riñón a un pariente. La donación renal de vivo en esta Unidad de Trasplante es segura, con complicaciones mínimas a corto plazo. Palabras claves: perfil del donante, trasplante renal, donante viv

    Association of the KCNJ11 Variant E23K with Type 2 Diabetes in Indo-Trinidadians

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    Objective: To examine the effect of genetic variation in KCNJ11 on the risk of Type 2 diabetes mellitus in Trinidadians. Methods: The coding and bordering intron-exon regions of the KCNJ11 gene were sequenced in 168 diabetic and 61 non-diabetic subjects who historically were thought to be of South Asian Indian ancestry, as well as 66 diabetic and 59 non-diabetic subjects of African ancestry. Allele and haplotype frequency differences were calculated between cases and controls and linkage equilibrium was assessed across the KCNJ11 region. Results: We identified novel missense mutations in both subject groups including A94P and R369C in a diabetic Indo-Trinidadian subject, S113G in a non-diabetic Indo-Trinidadian subject, and S118L in a diabetic Afro-Trinidadian subject. It is unknown if these mutations are pathogenic as other family members were not available for study. Additionally, the common variant E23K was associated with Type 2 diabetes in the Indo-Trinidadian group (OR = 1.797 [1.148–2.814], p = 0.0098). Conclusions: Rare variants in KCNJ11 are segregating in the Indo- and Afro-Trinidadian populations and further studies are needed to determine their contribution, if any, to the overall prevalence of diabetes in these groups. Common variants such as E23K may increase the risk in the Indo-Trinidadian population. Keywords: KCNJ11, E23K, Type 2 diabetes, Indo-Trinidadian "La Asociación de la Variante E23K de KCNJ11 con la Diabetes de Tipo 2 en Indo-Trinitenses" LG Boodram, K Miyake, MG Hayes, GI Bell, BN Cockburn RESUMEN Objetivo: Examinar el efecto de la variación genética en KCNJ11 sobre el riesgo de la diabetes tipo 2 en trinitenses. Métodos: Las regiones codificantes y las regiones de la frontera intrón-exón del gen KCNJ11 fueron secuenciadas en 168 sujetos diabéticos y 61 no diabéticos – históricamente de ascendencia del sur de la India – así como 66 sujetos diabéticos y 59 no diabéticos, de ascendencia africana. Se calcularon las diferencias de la frecuencia de los aleles y los haplotipos entre los casos y los controles, evaluándose asimismo el equilibrio de ligamiento de la región de KCNJ11. Resultados: Se identificaron novedosas mutaciones de sentido erróneo en ambos grupos de sujetos, incluyendo A94P y R369C en un sujeto indo-trinitense diabético, y S118L en un sujeto afro-trinitense diabético. No se sabe si estas mutaciones son patogénicas ya que no se disponía de otros miembros de la familia para estudiar el caso. Además, la variante E23K estaba asociada con la diabetes tipo 2 en el grupo indo-trinitense (OR = 1.797 (1.148–2.814), p = 0.0098). Conclusiones: Variantes raras en el KCNJ11 se están segregando en las poblaciones indo – y afro-trinitenses, y se requieren estudios ulteriores para determinar si de algún modo contribuyen a la prevalencia general de la diabetes en estos grupos. Las variantes comunes como la E23K pueden aumentar el riesgo en la población de indo-trinitense. Palabras claves: KCNJ11, E23K, diabetes tipo 2, indo-trinitense

    December 2011: Vol 60, No.6

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    From Ageing Research to Policy and Practice

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    Increasingly, there is recognition of the importance of the use of research to inform policy. Changing or creating policy is not easy; it involves many factors and can be a very complex process. Research is critical to the process as it provides the mechanism to understand the key factors associated with policy and how to influence the policy-making process. The ‘research to action’ paradigm has become necessary given the demand for an evidence-based approach to planning and decision-making (1–3). The paradigm also includes the collaboration between academic disciplines and sectors responsible for policy. Policy research has been recognized as being able to provide decision-makers with recommendations and possible actions for solving issues. As such, issues around social policies are where policy research has had the most impact. Several types of research have emerged involving both pri-mary and secondary sources of data. Several skill sets are needed if policy research is to be effective ie result in a policy (4). Policy researchers need to be able to transcribe the findings into simple messages, to be able to suggest programmes and interventions and to be effective communicators (5, 6). Ensuring the acceptance and transfer of research into policy is a complex one involving political awareness and close engagement with policy-makers (6, 7). Keywords: Ageing, policy, researc

    Chairman’s Message

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    The Changing Face of Death in Trinidad and Tobago, before and after Independence

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    Objectives: The aim of this study is to compare the changing patterns of mortality in adults and infants during the pre-independence period 1953–1962 with the post-independence period 1962–2006 thus providing evidence for the burden of disease and the impact of independence on the state of health of the nation. Methods: The study examined data from 1953–2006, collected under statutory regulations by the Central Statistical Office. Results: While the population doubled during the study period, the standardized death rate improved from 16.4 to 4.5, infant mortality also declined from 70 per 1000 live births to 10.5 per 1000 live births. Mortality from selected infectious diseases also declined, however, mortality from chronic diseases continued to increase. Deaths associated with HIV increased during the 1990s, reaching a peak of 42 per 100 000 population in 2001 before declining. Conclusion: Like the developed world, some developing countries have experienced similar transitions in the patterns of disease occurrence and thus will need to develop strategies to effectively cope with these new challenges. Keywords: Burden of disease, epidemiological transition, GDP, infant mortality, mortality "La faz Cambiante de la Muerte en Trinidad y Tobago, antes y después de la Independencia" RESUMEN Objetivos: El objetivo de este estudio es comparar los patrones cambiantes de mortalidad en adultos y niños durante el periodo de pre-independencia de 1953–1962 y el periodo de la post-independencia de 1962–2006, y brindar así evidencia en relación con la carga de enfermedades y el impacto de la independencia sobre el estado de salud de la nación. Métodos: El estudio examinó los datos de 1953–2006, recogidos bajo regulaciones obligatorias por la Oficina Central de Estadísticas. Resultados: Aunque la población se duplicó durante el periodo de estudio, la tasa de mortalidad estandarizada mejoró de 16.4 a 4.5, la mortalidad infantil también disminuyó de 70 por 1000 nacidos vivos a 10.5 por 1000 nacidos vivos. La mortalidad por enfermedades infecciosas seleccionadas también disminuyó. Sin embargo, la mortalidad de las enfermedades crónicas continuó aumentando. Las muertes asociadas con el VIH aumentaron durante los años 90, alcanzando un pico de 42 por 100 000 de población en 2001 antes de disminuir. Conclusión: Al igual que el mundo desarrollado, algunos países en desarrollo han experimentado transiciones similares en los patrones de manifestación de las enfermedades, y por ende necesitarán desarrollar estrategias para hacer frente a estos nuevos desafíos de manera efectiva. Palabras claves: carga de enfermedad, transición epidemiológica, producto interno bruto (PIB), mortalidad infantil, mortalida

    Contents: The Association of Surgeons in Jamaica 54th Annual Clinical Symposium

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    Anaesthesia/Intensive Care/Peri-operative Management

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    CHRC Transitions into CARPHA

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