PGD

PGD
  • 文章类型: Systematic Review
    背景:当创伤事件和损失以创伤损失的形式相交时,这些事件可以引发创伤后应激障碍和病理性悲伤。目的:本系统评价研究了哪些特征区分了各自疾病的发展或与合并症相关。方法:使用Medline进行系统的文献检索,PubMed,APAPsycInfo和WebofScience共进行了46项符合纳入标准的研究。在这些研究中,使用17种方法评估PTSD,并使用16种不同的经过验证的仪器评估病理性悲伤。在质量评估中,12项研究被归类为平均值,30高于平均水平,4一样优秀。将调查的风险因素分为19个上级聚类,并使用叙事综合进行处理。结果:与死者的关系,心理健康问题,与PTSD症状相比,宗教信仰似乎与病理性悲伤症状特别相关。社会支持和社会情绪是PTSD和病理性悲伤的重要相关因素和潜在危险因素。纳入的研究主要是横截面设计。结论:病理性悲伤与创伤后应激障碍之间似乎存在区分因素。应在纳入研究和研究领域异质性的限制范围内考虑结果。缺乏使用纵向研究设计的研究(1),(2)在创伤损失后尽早开始数据收集,(3)使用规范,最新的测量仪器和(4)包括其分析中的合并症。迫切需要进一步的研究以进行更准确的(急性)筛查,预后,以及创伤性损失后的干预措施。
    当创伤事件和损失以创伤损失的形式相交时,这些事件可以引发创伤后应激障碍和病理性悲伤。本系统综述调查了哪些特征可以区分各自疾病的发展或与合并症相关。和死者的关系,心理健康问题,宗教信仰似乎是预测病态悲伤的特定特征。社会支持和社会情绪经常被报道为PTSD和病理性悲伤的重要相关因素。迄今为止的研究是非常异质的,主要是横截面的。在纵向研究设计中考虑创伤损失后两种疾病的进一步研究迫切需要更好的(急性)筛查,预后,和干预。
    Background: When traumatic events and losses intersect in the form of traumatic loss, these events can trigger both posttraumatic stress disorder and pathological grief.Objective: This systematic review investigates which characteristics differentiate between the development of the respective disorders or are associated with comorbidity.Method: A systematic literature search using Medline, PubMed, APA PsycInfo and Web of Science yielded 46 studies which met the inclusion criteria. In these studies, PTSD was assessed using 17 and pathological grief using 16 different validated instruments. In the quality assessment, 12 studies were classified as average, 30 as above average, and 4 as excellent. The investigated risk factors were categorized into 19 superordinate clusters and processed using narrative synthesis.Results: The relationship to the deceased, mental health issues, and religious beliefs seem to be associated specifically with pathological grief symptoms compared to PTSD symptoms. Social support and social emotions emerged as significant correlates and potential risk factors for both PTSD and pathological grief. Included studies had mainly cross-sectional designs.Conclusions: Differentiating factors between pathological grief and PTSD appear to exist. The results should be considered within the limitations of the heterogeneity of the included studies and the research field. There is a lack of studies (1) using a longitudinal study design, (2) starting data collection early following the traumatic loss, (3) using standardized, up-to-date measurement instruments and (4) including comorbidity in their analyses. Further research is urgently needed for more accurate (acute) screenings, prognoses, and interventions following traumatic loss.
    When traumatic events and losses intersect in the form of traumatic loss, these events can trigger both posttraumatic stress disorder and pathological grief. This systematic review investigates which characteristics can differentiate between the development of the respective disorders or are associated with comorbidity.The relationship to the deceased, mental health issues, and religious beliefs seem to be specific characteristics for predicting pathological grief. Social support and social emotions were frequently reported as significant correlates of both PTSD and pathological grief.The studies to date have been very heterogeneous and mainly cross-sectional. Further research considering both disorders after traumatic loss in longitudinal study designs is urgently indicated for better (acute) screenings, prognoses, and interventions.
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  • 文章类型: Journal Article
    晚期心力衰竭(AdvHF)只能通过心脏移植(HTx)明确治疗,然而,右心室功能障碍(RVD)等问题,拒绝,心脏移植血管病变(CAV),原发性移植物功能障碍(PGD)与预后不良有关。因此,已经研究了许多生物标志物,以努力更快地识别和预防某些疾病。我们研究了两种确定的生物标志物,例如NT-proBNP,hs-肌钙蛋白,和促炎细胞因子,和较新的,如细胞外囊泡(EV),供体特异性抗体(DSA),基因表达谱(GEP),供体来源的无细胞DNA(dd-cfDNA),microRNA(miRNA),和可溶性肿瘤形成抑制2(sST2)。这些生物标志物通常与HTX的并发症有关。我们还强调了每个生物标志物与一个或多个问题之间的关系,以及它们在常规临床实践中的适用性。
    Advanced heart failure (AdvHF) can only be treated definitively by heart transplantation (HTx), yet problems such right ventricle dysfunction (RVD), rejection, cardiac allograft vasculopathy (CAV), and primary graft dysfunction (PGD) are linked to a poor prognosis. As a result, numerous biomarkers have been investigated in an effort to identify and prevent certain diseases sooner. We looked at both established biomarkers, such as NT-proBNP, hs-troponins, and pro-inflammatory cytokines, and newer ones, such as extracellular vesicles (EVs), donor specific antibodies (DSA), gene expression profile (GEP), donor-derived cell free DNA (dd-cfDNA), microRNA (miRNA), and soluble suppression of tumorigenicity 2 (sST2). These biomarkers are typically linked to complications from HTX. We also highlight the relationships between each biomarker and one or more problems, as well as their applicability in routine clinical practice.
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  • 文章类型: Journal Article
    先前的研究表明,十个自然失去亲人的个体中有一个会发展为长期悲伤障碍(PGD)。关于非自然死亡后PGD的患病率知之甚少,比如事故,灾难,自杀,或者杀人.这项研究的目的是计算PGD的合并患病率,并确定其各种估计的可能原因。
    在PsycINFO中进行了文献检索,OvidMedline,飞行员,Embase,WebofScience,和CINAHL。使用随机效应模型进行荟萃分析以计算PGD的合并患病率。采用多变量荟萃回归分析研究间的异质性。
    25篇文章符合资格标准。随机效应汇总患病率为49%,95%CI[33.6,65.4]。独生子女的死亡,暴力杀戮和非西方研究地点与较高的PGD患病率相关。损失和自然灾害损失的时间较长与PGD患病率较低有关。
    这些发现应谨慎解释,由于研究方法的异质性。
    首次对不自然损失后的PGD进行荟萃分析,表明近一半的丧亲成年人经历过PGD。这说明了在受损失和创伤影响的个体中评估PGD的重要性。
    Previous research has indicated that one out of ten naturally bereaved individuals develops prolonged grief disorder (PGD). Less is known about the prevalence of PGD following unnatural deaths, such as accidents, disasters, suicides, or homicides. The aim of this study was to compute the pooled prevalence of PGD and to determine possible causes of its varied estimates.
    A literature search was conducted in PsycINFO, Ovid Medline, PILOTS, Embase, Web of Science, and CINAHL. A meta-analysis using random effects models was performed to calculate the pooled prevalence rate of PGD. Multivariate meta-regression was used to explore heterogeneity among the studies.
    Twenty-five articles met eligibility criteria. The random-effects pooled prevalence was 49%, 95% CI [33.6, 65.4]. Death of only child, violent killings and non-western study location were associated with a higher PGD prevalence. A longer time since loss and a loss in a natural disaster were associated with a lower PGD prevalence.
    These findings should be interpreted with caution, because of the heterogeneity in study methodology.
    This first meta-analysis of PGD following unnatural losses indicated that nearly half of the bereaved adults experienced PGD. This illustrates the importance of assessing PGD in individuals affected by loss and trauma.
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  • 文章类型: Journal Article
    植入前遗传学诊断(PGD)已成为帮助遗传性疾病携带者生育健康后代的重要方法。在这项研究中,我们回顾了PGD方法,并探讨了扩增难治性突变系统定量聚合酶链反应(ARMS-qPCR)和/或连锁分析在临床上与典型特征相关的神经退行性疾病中PGD的应用。如迟发性,严重衰弱。在10例患有各种神经退行性疾病的患者中,共进行了13个卵母细胞回收周期。在分析的59个胚胎中,49.2%(29/59)未受影响,50.8%(30/59)受影响。在12个胚胎移植周期中,三个导致怀孕,所有怀孕都分娩了.每个取卵周期的着床率和活产率分别为23.1%(3/13)和25.0%(3/12)。在两个胚胎中发现等位基因脱落(ADO),这些胚胎被归类为不受ARMS-qPCR影响,但在产前诊断后被证明受到影响。呈现假阴性率为6.3%(2/32)。通过ARMS-qPCR结合连锁分析对13个循环中的4个进行了PGD,都被正确诊断出来了.我们得出结论,通过ARMS-qPCR和/或连锁分析进行PGD是可行的策略,而当ARMS-qPCR被用作PGD的唯一技术时,ADO是一个问题,尤其是常染色体显性疾病。
    Preimplantation genetic diagnosis (PGD) has become a crucial approach in helping carriers of inherited disorders to give birth to healthy offspring. In this study, we review PGD methodologies and explore the use of amplification refractory mutation system quantitative polymerase chain reaction (ARMS-qPCR) and/or linkage analysis for PGD in neurodegenerative diseases that are clinically relevant with typical features, such as late onset, and which are severely debilitating. A total of 13 oocyte retrieval cycles were conducted in 10 cases with various neurodegenerative diseases. Among the 59 embryos analyzed, 49.2% (29/59) were unaffected and 50.8% (30/59) were affected. Of the 12 embryo transfer cycles, three resulted in pregnancy, and all pregnancies were delivered. The implantation rate and livebirth rate were 23.1% (3/13) per oocyte retrieval cycle and 25.0% (3/12) per embryo transfer cycle. Allele dropout (ADO) was noted in two embryos that were classified as unaffected by ARMS-qPCR but were evidenced as affected after prenatal diagnosis, rendering the false negative rate as 6.3% (2/32). Four among the 13 cycles underwent PGD by ARMS-qPCR coupled with linkage analysis, and all were correctly diagnosed. We conclude that PGD by ARMS-qPCR and/or linkage analysis is a feasible strategy, whereas ADO is a concern when ARMS-qPCR is used as the sole technology in PGD, especially in autosomal dominant diseases.
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  • 文章类型: Comparative Study
    The national ethical guidelines relevant to assisted reproductive technology (ART) have recently been reviewed by the National Health and Medical Research Council (NHMRC). The review process paid particular attention to the issue of non-medical sex selection, although ultimately, the updated ethical guidelines maintain the pre-consultation position of a prohibition on non-medical sex selection. Whilst this recent review process provided a public forum for debate and discussion of this ethically contentious issue, the Victorian case of JS and LS v Patient Review Panel (Health and Privacy) [2011] VCAT 856 provides a rare instance where the prohibition on non-medical sex selection has been explored by a court or tribunal in Australia. This paper analyses the reasoning in that decision, focusing specifically on how the Victorian Civil and Administrative Tribunal applied the statutory framework relevant to ART and its comparison to other uses of embryo selection technologies. The Tribunal relied heavily upon the welfare-of-the-child principle under the Assisted Reproductive Treatment Act 2008 (Vic). The Tribunal also compared non-medical sex selection with saviour sibling selection (that is, where a child is purposely conceived as a matched tissue donor for an existing child of the family). Our analysis leads us to conclude that the Tribunal\'s reasoning fails to adequately justify the denial of the applicants\' request to utilize ART services to select the sex of their prospective child.
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  • 文章类型: Journal Article
    The increasing technical complexity and evolving options for repro-genetic testing have direct implications for information processing and decision making, yet the research among patients considering preimplantation genetic diagnosis (PGD) is narrowly focused. This review synthesizes the literature regarding patient PGD decision-making factors, and illuminates gaps for future research and clinical translation. Twenty-five articles met the inclusion criteria for evaluating experiences and attitudes of patients directly involved in PGD as an intervention or considering using PGD. Thirteen reports were focused exclusively on a specific disease or condition. Five themes emerged: (1) patients motivated by prospects of a healthy, genetic-variant-free child, (2) PGD requires a commitment of time, money, energy and emotions, (3) patients concerned about logistics and ethics of discarding embryos, (4) some patients feel sense of responsibility to use available technologies, and (5) PGD decisions are complex for individuals and couples. Patient research on PGD decision-making processes has very infrequently used validated instruments, and the data collected through both quantitative and qualitative designs have been inconsistent. Future research for improving clinical counseling is needed to fill many gaps remaining in the literature regarding this decision-making process, and suggestions are offered.
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  • 文章类型: Comparative Study
    OBJECTIVE: To explore nurse prescribing in an emergency department using patient group directions versus independent nurse prescribing.
    BACKGROUND: Patient group directions allow restricted access to medication in unselected patients using pre-set criteria. Independent nurse prescribing is a flexible method of medication provision. Limited data exists on the application of either method in clinical practice.
    METHODS: Exploration of patient group directions and independent nurse prescribing application in an emergency department using 617 nurse practitioners\' clinical notes; 235 and 382 respectively. Patient attendances from 01/07/2009 to 30/06/2010 were randomly sampled. Prescribing frequency; range of medications and diagnoses; independent episode completion and prescribing safety was explored.
    RESULTS: Statistical difference exists in prescribing frequency between the independent nurse prescribers (51.6%, n = 197) and patient group directions (32.3%, n = 76). Appropriate medication given by 99.7% (n = 381) of independent nurse prescribers, with 1 contraindicated drug provided. The limitations of patient group directions was highlighted in 11.8% (n = 9) of cases, however all drugs given were appropriate for the diagnosis. No statistical difference in independent episode completion.
    CONCLUSIONS: Nurses provide appropriate medication in an emergency department. Patients being managed by nurse prescribers were more likely to receive medication. Further investigation is required to justify this.
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