2,012 research outputs found

    Completely steroid-free immunosuppression in liver transplantation: a randomized study.

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    INTRODUCTION: Corticosteroids (CS) have been standard immunosuppression to prevent and treat rejection. However, CS are associated with increased risk of infection, obesity, hypertension, hyperlipidemia, diabetes, and accelerated hepatitis C virus (HCV) recurrence post-orthotopic liver transplantation (OLT). This study assesses the safety and efficacy of CS-free immunosuppressive regimen in adult OLT. METHODS: A two-yr, prospective, randomized study of CS with delayed withdrawal (CS) or CS-free regimen with basiliximab, tacrolimus, and enteric-coated mycophenolate sodium (EC-MPS) was performed in 39 patients (CS=20; CS-free=19). CS group received intra-operative methylprednisolone weaned by six months. HCV patients had HCV PCR pre-OLT and 0.5, one, three, and six months post-OLT. Protocol liver biopsies were performed at OLT, 2 and 24 wk post-OLT or when indicated. RESULTS: Rejection occurred in two patients. Patient survival at one yr (100% vs. 95%), three yr (85% vs. 63%), and five yr (80% vs. 63%) post-OLT were similar between CS and CS-free group, respectively. Death-censored graft survival at one yr (100% vs. 95%), three yr (85% vs. 63%), and five yr (75% vs. 63%) were also similar. The risk of new-onset DM, hypertension, hypercholesterolemia, and weight gain was similar between groups. CONCLUSION: CS avoidance with basiliximab, calcineurin inhibitor, and EC-MPS is safe and effective as CS- containing immunosuppression in adult OLT

    Improving Emergency Department Left Without Being Seen Rates: A Quality Improvement Project

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    https://scholarlycommons.libraryinfo.bhs.org/nurs_presentations2023/1022/thumbnail.jp

    Transplantation of Kidneys from Donors with Acute Renal Failure Five-Year Results from Double Center Experience

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    Background: Transplantation of kidneys from deceased donors with acute renal failure (ARF) has been described and represents an underutilized source of renal grafts. We reviewed retrospectively our double center experience with transplantation of ARF donor kidneys. Methods: Between January 2009 and June 2014, we performed a total of 397 kidney transplants at the two hospitals. Of which, 65 came from donors with ARF. The outcome was compared with 62 expanded criteria donor kidneys and 270 standard criteria donor kidneys. ARF was defined as donor terminal creatinine higher than 2. All kidneys from ARF donors had acceptable biopsies and were pumped. The immunosuppression was similar in all three groups (Thymoglobulin for induction and Prograf, Cellcept and steroids for maintenance). The outcome measurements included recipient serum creatinine, patient and graft survival at 6 months, 1 year and 3 years. We also reviewed the delayed graft function (DGF) rates and cold ischemic time in all groups. Results: Mean donor creatinine was 3.84±1.3. The 6 month, 1 and 3 year patient survival rates were 98.5%, 96.8% and 92.0% in ARF group, 98.1%, 97.0% and 93.4% SCD group and 98.4%, 93.2% and 77.7% in ECD group. The 6 month, 1 and 3 year death censored graft survival was 96.9%, 96.9%, 96.9% in ARF group, 97.7, 96.5, 91.8 in SCD group and 95.1%, 93.2%, 90.1% in ECD group. The mean 6mo, 1 year and 3 year recipient creatinine was 1.49, 1.46 and 1.51 in ARF group, 1.61, 1.72 and 1.77 in SCD group and 1.91, 1.92 and 2.15 in ECD group, respectively. ARF kidneys are noted to be associated with more DGF (58.5% in ARF group VS 41.5% in non ARF group), longer cold ischemic time (857.79 min in ARF group vs 589.32 min in non ARF group) and younger donor age (32.25 years in ARF group vs 40.65 years in non ARF group). Conclusion: Elevated terminal donor creatinine is not a risk factor for graft loss after deceased donor kidney transplantation. Although there is increased risk of DGF and longer cold ischemic time, transplantation of ARF kidneys provides comparable short and long term graft function and patient survival compared to kidneys from non ARF donors

    Probabilistic Segmentation of Small Metastatic Brain Tumors using Liquid State Machine Ensemble

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    View full abstracthttps://openworks.mdanderson.org/leading-edge/1017/thumbnail.jp

    Early Onset Methylmalonic Aciduria and Homocystinuria cblC Type With Demyelinating Neuropathy

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    Methylmalonic aciduria and homocystinuria, cblC type, is the most common inborn error of vitamin B 12 (cobalamin) metabolism. The recent cloning of the disease gene, MMACHC, has permitted genotypephenotype correlation. In a 1-year-old girl, compound heterozygous c.271dupA and c.616C>T mutations in MMACHC were identified as causing an early onset methylmalonic aciduria and homocystinuria, cblC type, which was complicated by sensorimotor peripheral demyelinating neuropathy. Ă“ 2010 by Elsevier Inc. All rights reserved. Frattini D, Fusco C, Ucchino V, Tavazzi B, Della Giustina E. Early onset methylmalonic aciduria and homocystinuria cblC type with demyelinating neuropathy. Pediatr Neurol 2010;43:135-138

    FMRI resting slow fluctuations correlate with the activity of fast cortico-cortical physiological connections

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    Recording of slow spontaneous fluctuations at rest using functional magnetic resonance imaging (fMRI) allows distinct long-range cortical networks to be identified. The neuronal basis of connectivity as assessed by resting-state fMRI still needs to be fully clarified, considering that these signals are an indirect measure of neuronal activity, reflecting slow local variations in de-oxyhaemoglobin concentration. Here, we combined fMRI with multifocal transcranial magnetic stimulation (TMS), a technique that allows the investigation of the causal neurophysiological interactions occurring in specific cortico-cortical connections. We investigated whether the physiological properties of parieto-frontal circuits mapped with short-latency multifocal TMS at rest may have some relationship with the resting-state fMRI measures of specific resting-state functional networks (RSNs). Results showed that the activity of fast cortico-cortical physiological interactions occurring in the millisecond range correlated selectively with the coupling of fMRI slow oscillations within the same cortical areas that form part of the dorsal attention network, i.e., the attention system believed to be involved in reorientation of attention. We conclude that resting-state fMRI ongoing slow fluctuations likely reflect the interaction of underlying physiological cortico-cortical connections

    Successful treatment of Neuroblastoma in an adolescent with intra-arterial embolization before surgery

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    Abstract Introduction Neuroblastoma in the adolescent is characterized by indolent growth and poor outcome. Surgical resection of the tumor is an essential part of the multimodality treatment. Surgical complications depend on the presence of Image Defined Risk Factors (IDRFs). Methods We present an adolescent with pelvic neuroblastoma and epidural compression. To facilitate tumor resection, the patient underwent preoperative selective embolization. Results After selective embolization a subsequent complete resection etraspinal localisation was performed without complication with complete remission after 2 years. Conclusions Preoperative embolization is a safe and feasible technique that can help pediatric surgical oncologist to reduce complications IDRFs-related

    Knowledge and involvement of husbands in maternal and newborn health in rural Bangladesh

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    Abstract Background Access to skilled health services during pregnancy, childbirth and postnatal period for obstetric care is one of the strongest determinants of maternal and newborn health (MNH) outcomes. In many countries, husbands are key decision-makers in households, effectively determining women’s access to health services. We examined husbands’ knowledge and involvement regarding MNH issues in rural Bangladesh, and how their involvement is related to women receiving MNH services from trained providers. Methods We conducted a cross-sectional survey in two rural sub-districts of Bangladesh in 2014 adopting a stratified cluster sampling technique. Women with a recent birth history and their husbands were interviewed separately with a structured questionnaire. A total of 317 wife-husband dyads were interviewed. The associations between husbands accompanying their wives as explanatory variables and utilization of skilled services as outcome variables were assessed using multiple logistic regression analyses. Results In terms of MNH knowledge, two-thirds of husbands were aware that women have special rights related to pregnancy and childbirth and one-quarter could mention three or more pregnancy-, birth- and postpartum-related danger signs. With regard to MNH practice, approximately three-quarters of husbands discussed birth preparedness and complication readiness with their wives. Only 12% and 21% were involved in identifying a potential blood donor and arranging transportation, respectively. Among women who attended antenatal care (ANC), 47% were accompanied by their husbands. Around half of the husbands were present at the birthplace during birth. Of the 22% women who received postpartum care (PNC), 67% were accompanied by their husbands. Husbands accompanying their wives was positively associated with women receiving ANC from a medically trained provider (AOR 4.5, p < .01), birth at a health facility (AOR 1.5, p < .05), receiving PNC from a medically trained provider (AOR 48.8, p < .01) and seeking care from medically trained providers for obstetric complications (AOR 3.0, p < 0.5). Conclusion Husbands accompanying women when receiving health services is positively correlated with women’s use of skilled MNH services. Special initiatives should be taken for encouraging husbands to accompany their wives while availing MNH services. These initiatives should aim to increase men’s awareness regarding MNH issues, but should not be limited to this

    Calibrated multi-model ensemble seasonal prediction of Bangladesh summer monsoon rainfall

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    Bangladesh summer monsoon rainfall (BSMR), typically from June through September (JJAS), represents the main source of water for multiple sectors. However, its high spatial and interannual variability makes the seasonal prediction of BSMR crucial for building resilience to natural disasters and for food security in a climate-risk-prone country. This study describes the development and implementation of an objective system for the seasonal forecasting of BSMR, recently adopted by the Bangladesh Meteorological Department (BMD). The approach is based on the use of a calibrated multi-model ensemble (CMME) of seven state-of-the-art general circulation models (GCMs) from the North American Multi-Model Ensemble project. The lead-1 (initial conditions of May for forecasting JJAS total rainfall) hindcasts (spanning 1982–2010) and forecasts (spanning 2011–2018) of seasonal total rainfall for the JJAS season from these seven GCMs were used. A canonical correlation analysis (CCA) regression is used to calibrate the raw GCMs outputs against observations, which are then combined with equal weight to generate final CMME predictions. Results show, compared to individual calibrated GCMs and uncalibrated MME, that the CCA-based calibration generates significant improvements over individual raw GCM in terms of the magnitude of systematic errors, Spearman's correlation coefficients, and generalised discrimination scores over most of Bangladesh areas, especially in the northern part of the country. Since October 2019, the BMD has been issuing real-time seasonal rainfall forecasts using this new forecast system
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