Central venous access device

  • 文章类型: Journal Article
    背景:需要一种基于证据和共识的工具来对中心静脉接入装置相关的皮肤损伤进行分类。
    目的:本研究的目的是设计和评估中心静脉接入装置相关的皮肤损伤分类工具。
    方法:两阶段改进的德尔菲研究。
    方法:这项两阶段研究包括文献综述,其次是分类工具的开发和验证,由中心静脉接入装置和伤口管理领域的专家(第一阶段)。由相同的专家小组使用一系列相关皮肤损伤的38张临床照片对仪器进行测试(阶段2)。专家小组由注册护士组成,他们是临床研究人员(n=4)和临床专家(n=3),平均具有24年的护理和研究经验以及11年的伤口管理经验。使用了评估初步内容效度和评估者间信度的措施。
    结果:该仪器包括五个总体病因分类,包括接触性皮炎,机械损伤,感染,压力损伤和复杂的临床表现,与14个相关的子类别诊断(例如,过敏性皮炎,皮肤撕裂和局部感染),定义和体征和症状。初步量表内容效度和项目内容效度(I-CVI=1)达到了很高的一致性。病因的评估者间可靠性很高。个体定义,体征和症状的总体评估者之间的可靠性具有极好的一致性。
    结论:该分类工具的开发和初步验证为指导中心静脉接入装置相关皮肤损伤的分类和评估提供了一种通用语言。
    结论:全面且经过验证的分类工具将通过为医疗保健提供者建立通用语言来促进对中心静脉接入装置相关皮肤损伤的准确识别。该工具的可用性可以减少临床不确定性,误诊和管理不善的可能性。因此,它将在指导临床决策方面发挥关键作用,最终提高治疗质量并改善患者预后。
    遵守《开展和报告德尔菲研究指南》(CREDES)。
    没有患者或公众捐款。
    BACKGROUND: An evidence and consensus-based instrument is needed to classify central venous access device-associated skin impairments.
    OBJECTIVE: The aim of this study was to design and evaluate the central venous access device-associated skin impairment classification tool.
    METHODS: A two-phase modified Delphi study.
    METHODS: This two-phase study consisted of a literature review, followed by the development and validation of a classification instrument, by experts in the fields of central venous access devices and wound management (Phase 1). The instrument was tested (Phase 2) using 38 clinical photographs of a range of relevant skin impairments by the same expert panel. The expert panel consisted of registered nurses who were clinical researchers (n = 4) and clinical experts (n = 3) with an average of 24 years of nursing and research experience and 11 years of experience in wound management. Measures to assess preliminary content validity and inter-rater reliability were used.
    RESULTS: The instrument consists of five overarching aetiological classifications, including contact dermatitis, mechanical injury, infection, pressure injury and complex clinical presentation, with 14 associated subcategory diagnoses (e.g., allergic dermatitis, skin tear and local infection), with definitions and signs and symptoms. High agreement was achieved for preliminary scale content validity and item content validity (I-CVI = 1). Inter-rater reliability of aetiologies was high. The overall inter-rater reliability of individual definitions and signs and symptoms had excellent agreement.
    CONCLUSIONS: The development and preliminary validation of this classification tool provide a common language to guide the classification and assessment of central venous access device-associated skin impairment.
    CONCLUSIONS: The comprehensive and validated classification tool will promote accurate identification of central venous access device-associated skin impairment by establishing a common language for healthcare providers. The availability of this tool can reduce clinical uncertainty, instances of misdiagnosis and the potential for mismanagement. Consequently, it will play a pivotal role in guiding clinical decision-making, ultimately enhancing the quality of treatment and improving patient outcomes.
    UNASSIGNED: The Guidance on Conducting and Reporting Delphi Studies (CREDES) was adhered to.
    UNASSIGNED: No patient or public contribution.
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  • 文章类型: Journal Article
    中心静脉接入装置(CVAD)在儿科癌症患者的管理中是不可或缺的,提供至关重要的治疗途径。然而,与CVAD相关的并发症,如感染,血栓形成,和位错,构成重大风险,可能导致住院时间延长,重症监护室入院,甚至死亡率。为了应对这些挑战,我院成立了儿科CVAD监测和调教小组,以改善儿科CVAD患者的管理和护理.材料和方法这项单中心回顾性研究评估了儿科CVAD监测和舍入小组对仓县中心医院CVAD儿科肿瘤患者管理的影响,Kurashiki,日本。我们纳入了2018年1月至2022年12月接受CVAD安置的18岁以下儿科癌症患者。该团队每周进行一轮,重点是全面的检查表,以确保最佳的CVAD护理。我们使用学生t检验和Fisher精确检验比较了舍入小组成立前后导管相关并发症的发生率。结果本研究纳入了实施监测查房前的28例患者和实施监测查房后的39例患者。位错的数量显着减少(从28.6%到0%,p=0.001)和局部感染(从17.9%到2.6%,p=0.04)。虽然血栓形成的减少,导管断裂/破裂,导管相关性血流感染(CRBSIs)没有达到统计学意义,他们提出了加强CVAD管理的有利趋势。结论建立小儿CVAD监测和舍入小组可显著降低小儿癌症CVAD患者脱位和局部感染的发生率。这种多学科团队方法强调了持续监测的重要性,团队合作,以及提高CVAD护理质量的教育,有助于更安全的患者结局,并强调需要不断改进儿科CVAD管理。
    Introduction Central venous access devices (CVADs) are indispensable in the management of pediatric cancer patients, offering vital access to treatment. Yet, complications related to CVADs, such as infections, thrombosis, and dislocations, pose significant risks, potentially leading to prolonged hospitalization, intensive care unit admission, or even mortality. To address these challenges, our hospital established a pediatric CVAD surveillance and rounding team to improve the management and care of pediatric patients with CVADs. Materials and methods This single-center retrospective study evaluated the impact of the pediatric CVAD surveillance and rounding team on the management of pediatric oncology patients with CVADs at Kurashiki Central Hospital, Kurashiki, Japan. We included pediatric cancer patients under 18 years of age who underwent CVAD placement from January 2018 to December 2022. The team conducted weekly rounds focusing on a comprehensive checklist to ensure optimal CVAD care. We compared the incidence of catheter-related complications before and after the establishment of the rounding team using the Student\'s t-test and Fisher\'s exact test. Results The study encompassed 28 patients before and 39 after the implementation of the surveillance rounds. Significant reductions were observed in the number of dislocations (from 28.6% to 0%, p = 0.001) and local infections (from 17.9% to 2.6%, p = 0.04). While the decreases in thrombosis, catheter breakage/rupture, and catheter-related bloodstream infections (CRBSIs) did not reach statistical significance, they suggest a favorable trend toward enhanced management of CVADs. Conclusions The establishment of a pediatric CVAD surveillance and rounding team significantly reduced the incidence of dislocations and local infections among pediatric cancer patients with CVADs. This multidisciplinary team approach highlights the importance of continuous surveillance, teamwork, and education in enhancing the quality of CVAD care, contributing to safer patient outcomes and emphasizing the need for continuous improvement in pediatric CVAD management.
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  • 文章类型: Journal Article
    背景:医疗保健中缺乏一致的术语和定义会损害沟通,患者安全,不良事件的优化管理,和研究进展。本范围审查的目的是了解用于描述中心静脉接入装置(CVAD)的术语,在接受癌症治疗的人中,相关的并发症和过早切除的原因。它还试图确定并发症和过早切除原因的定义来源。目的是映射所使用的语言和描述,并探索标准化的机会。
    方法:对MedLine的系统搜索,PubMed,科克伦,进行CINAHLComplete和Embase数据库。资格标准包括,但不仅限于,成人癌症患者,以及2017年至2022年之间发表的研究。在Covidence中筛选文章并提取数据。数据图表包括研究特征和CVAD的详细信息,包括并发症和过早切除原因的术语和定义来源。描述性统计,表格和条形图用于总结图表数据。
    结果:从总共2363项可能符合条件的研究中,292人被纳入审查。大多数是观察性研究(n=174/60%)。总共使用了213个独特的描述符来指代CVAD,在193项研究中仅有84项(44%)定义了过早去除CVAD的所有原因,和并发症定义在292项研究中的56(57%)。如有,定义来自作者和/或来自国家资源和/或其他已发表的研究。
    结论:发现CVAD术语存在很大差异,缺乏相关并发症和过早切除原因的标准定义。这项范围审查表明,有必要标准化CVAD命名法,以加强医疗保健专业人员之间的沟通,因为正在接受癌症治疗的患者在急性和长期护理之间过渡。为了提高患者的安全性和研究方案的严谨性,提高数据共享能力。
    BACKGROUND: Lack of agreed terminology and definitions in healthcare compromises communication, patient safety, optimal management of adverse events, and research progress. The purpose of this scoping review was to understand the terminologies used to describe central venous access devices (CVADs), associated complications and reasons for premature removal in people undergoing cancer treatment. It also sought to identify the definitional sources for complications and premature removal reasons. The objective was to map language and descriptions used and to explore opportunities for standardisation.
    METHODS: A systematic search of MedLine, PubMed, Cochrane, CINAHL Complete and Embase databases was performed. Eligibility criteria included, but were not limited to, adult patients with cancer, and studies published between 2017 and 2022. Articles were screened and data extracted in Covidence. Data charting included study characteristics and detailed information on CVADs including terminologies and definitional sources for complications and premature removal reasons. Descriptive statistics, tables and bar graphs were used to summarise charted data.
    RESULTS: From a total of 2363 potentially eligible studies, 292 were included in the review. Most were observational studies (n = 174/60%). A total of 213 unique descriptors were used to refer to CVADs, with all reasons for premature CVAD removal defined in 84 (44%) of the 193 studies only, and complications defined in 56 (57%) of the 292 studies. Where available, definitions were author-derived and/or from national resources and/or other published studies.
    CONCLUSIONS: Substantial variation in CVAD terminology and a lack of standard definitions for associated complications and premature removal reasons was identified. This scoping review demonstrates the need to standardise CVAD nomenclature to enhance communication between healthcare professionals as patients undergoing cancer treatment transition between acute and long-term care, to enhance patient safety and rigor of research protocols, and improve the capacity for data sharing.
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  • 文章类型: Journal Article
    目的:确定成人癌症患者中心静脉接入装置相关皮肤并发症的患病率和类型,描述中心静脉接入装置管理实践,并确定与中心静脉接入装置相关皮肤并发症风险相关的临床和人口统计学特征。
    方法:在2017年3月至2018年3月期间,在一家大型教学医院的两个癌症护理住院单元中,对369名患者进行了前瞻性队列研究(626个中心静脉接入装置;7,682个导管天)。
    结果:27%(n=168)的参与者有中心静脉接入装置相关的皮肤并发症。在最后的多变量分析中,皮肤并发症的显著(P<0.05)危险因素是皮肤移植物抗宿主病(2.1倍风险)和女性(1.4倍风险),而完全植入血管通路装置可将皮肤并发症的风险降低三分之二(发生率风险比0.37).
    结论:中心静脉接入装置相关的皮肤并发症是一个显著的,潜在可避免的伤害,要求癌症护士了解高危人群,并使用循证预防和治疗策略。
    结论:这项研究证实了这些潜在可预防的损伤是多么普遍。因此,这些并发症的患病率可以通过关注皮肤评估的改善来降低,减少中心静脉接入装置敷料变异,提高临床医生对这种损伤的认识。
    OBJECTIVE: To identify the prevalence and type of central venous access device-associated skin complications for adult cancer patients, describe central venous access device management practices, and identify clinical and demographic characteristics associated with risk of central venous access device-associated skin complications.
    METHODS: A prospective cohort study of 369 patients (626 central venous access devices; 7,682 catheter days) was undertaken between March 2017 and March 2018 across two cancer care in-patient units in a large teaching hospital.
    RESULTS: Twenty-seven percent (n = 168) of participants had a central venous access device-associated skin complication. In the final multivariable analysis, significant (P < .05) risk factors for skin complications were cutaneous graft versus host disease (2.1 times greater risk) and female sex (1.4 times greater risk), whereas totally implanted vascular access device reduced risk for skin complications by two-thirds (incidence risk ratio 0.37).
    CONCLUSIONS: Central venous access device-associated skin complications are a significant, potentially avoidable injury, requiring cancer nurses to be aware of high-risk groups and use evidence-based preventative and treatment strategies.
    CONCLUSIONS: This study has confirmed how common these potentially preventable injuries are. Therefore, the prevalence of these complications could be reduced by focusing on improvements in skin assessment, reductions in central venous access device dressing variation and improving clinician knowledge of this injury.
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  • 文章类型: Meta-Analysis
    背景:癌症患者可以期望接受许多侵入性血管通路程序以进行静脉内治疗和临床诊断。由于全球癌症发病率和患病率的增加,未来十年将有更多的人需要一线静脉化疗。
    方法:我们的目的是确定在癌症患者中提供全身抗癌治疗(SACT)的血管通路装置(VAD)类型的证据类型。我们使用JBI范围审查方法来确定用于SACT的VAD类型,并采用特定的搜索策略,包括以英语发表的2012-2022年的文章。我们确定(i)用于SACT交付的VAD类型(ii)插入和插入后并发症的类型(iii)地理位置和临床环境(iv)以及VAD选择是否影响生活质量(QOL)。研究结果是使用PAGER框架提出的。
    结果:我们的搜索策略确定了10,390个标题,其中,删除了5,318个重复项。对其余5072个来源进行了资格筛选,240篇文章符合纳入标准。最常见的设计包括回顾性研究设计(n=91),然后是前瞻性研究设计(n=31)。我们发现了28项介入研究,其中21项在临床试验注册中注册,并且没有确定针对SACT的VAD的核心结果集论文。最普遍的出版物是那些有两种或两种以上VAD类型的出版物(n=70),其次是隧道式静脉输液(n=67)。在确定的38种独特的并发症中,最常见的导管相关并发症是导管相关血栓形成(n=178,74%),其次是感染(n=170,71%)。出版物最多的县是中国(n=62),来自综合癌症中心的一项随机对照多中心研究。在包括QOL的33项研究中,我们发现4项报道了身体图像。没有特定于通过VAD的SACT给药过程的QOL测量工具可用解释:我们的发现表明,可以考虑对VAD用于静脉SACT的系统评价和荟萃分析。然而,应优先发展SACT的核心成果集。需要为癌症中VAD的高质量研究计划提供资金。综合癌症中心应领导这一研究议程。
    BACKGROUND: Patients with cancer can expect to receive numerous invasive vascular access procedures for intravenous therapy and clinical diagnostics. Due to the increased incidence and prevalence of cancer globally there will be significantly more people who require first-line intravenous chemotherapy over the next ten years.
    METHODS: Our objective was to determine the types of evidence that exist for the vascular access device (VAD) type for the delivery of systemic anti-cancer therapy (SACT) in cancer patients. We used JBI scoping review methodology to identify the types of VADs used for SACT and with a specific search strategy included articles from 2012-2022 published in the English language. We identify (i) type of VADs used for SACT delivery (ii) the type of insertion and post-insertion complications (iii) the geographical location and clinical environment (iv) and whether VAD choice impacts on quality of life (QOL). Findings were presented using the PAGER framework.
    RESULTS: Our search strategy identified 10,390 titles, of these, 5318 duplicates were removed. The remaining 5072 sources were screened for eligibility, 240 articles met the inclusion criteria. The most common design include retrospective study designs (n = 91) followed by prospective study designs (n = 31). We found 28 interventional studies with 21 registered in a clinical trial registry and identified no core outcome sets papers specific to VAD for SACT. The most prevalent publications were those that featured two or more VAD types (n = 70), followed by tunnelled intravenous VADs (n = 67). Of 38 unique complications identified, the most frequent catheter related complication was catheter related thrombosis (n = 178, 74%), followed by infection (n = 170, 71%). The county where the most publications originated from was China (n = 62) with one randomized controlled multicenter study from a comprehensive cancer centre. Of the thirty three studies that included QOL we found 4 which reported on body image. No QOL measurement tools specific to the process of SACT administration via VAD are available INTERPRETATION: Our findings suggest a systematic review and meta-analysis of VAD use for intravenous SACT can be considered. However, the development of a core outcome set for SACT should be prioritised. Funding for high quality programs of research for VAD in cancer are needed. Comprehensive cancer centres should lead this research agenda.
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  • 文章类型: Journal Article
    儿科重症监护中血管通路的类型(中央或周围)取决于几个因素,包括治疗的持续时间,药物的性质(渗透压或起泡剂),以及中央压力监测的需要。外周血管内导管(PIVC)的使用显示正在治疗的患者数量显著增加。除PIVC外,延长留置或中线导管是另一种外周通路选择。然而,目前没有关于他们的安置的既定准则。
    本研究的目的是估计PIVC的停留时间,分析影响它的具体参数,并制定建议,以切换到延长停留和中线导管放置作为外围通道的替代方案。
    该研究招募了0-18岁入住儿科重症监护病房(PICU)超过24小时的患者,并且仅在2年内(2019-2021年)接受外周治疗。
    共有484名患者符合指定标准。有外周通路的患者表现出较低的PRISM评分和较短的PICU住院时间。平均值为18天(SD:8.5)和9.5天(SD:6.4),分别,与具有中心通路的患者相比,平均值为8.9(SD:5.9)和5.7(SD:3.6)天,分别。发现PIVC停留时间为50.1小时(SD:65.3)并且需要平均1.6次插入尝试。对于接受延长的停留或中线插入,具有三个或更多个插入的患者显示出增加的比值比5.2(95%CI:3.1-8.5)。停留时间的增加与女性性别有关,59.5h(P<0.001),第一次尝试插入,53.5h(P<0.001),使用24Ga孔,56.3h(P=0.04),左侧插入,54.9(P=0.07),较少的激动,54.8h(P=0.02),水肿较少,61.6(P<0.001)。在24.2h时使用万古霉素输注(P<0.001)和在29.3h时使用输血(P<0.001),停留时间减少。
    在PICU患者中,延长导管的使用时间比PIVCs长。延长导管放置需要考虑治疗的长度,以及全身水肿,病人躁动的程度,以及万古霉素输注或输血的需要,因为这些因素减少了PIVC的停留时间,并使患者暴露于疼痛的插入。对于这种情况,延长停留导管可能是更好的选择,即使预计治疗时间少于6天。
    UNASSIGNED: The type of vascular access (central or peripheral) in pediatric critical care depends on several factors, including the duration of treatment, the properties of the medication (osmolarity or vesicant), and the need for central pressure monitoring. The utilization of peripheral intravascular catheters (PIVCs) has shown a notable increase in the number of patients being treated. Extended dwell or midline catheters are another peripheral access option in addition to PIVCs. However, there are currently no established guidelines on their placement.
    UNASSIGNED: The aim of this study is to estimate the duration of dwell time for PIVCs, analyze the specific parameters affecting it, and develop recommendations for switching to extended dwell and midline catheter placement as an alternative to peripheral access.
    UNASSIGNED: The study enrolled patients aged 0-18 years admitted to the pediatric intensive care unit (PICU) for over 24 h and managed with peripheral access only over 2 years (2019-2021).
    UNASSIGNED: A total of 484 patients met the specified criteria. Patients who had peripheral access exhibited a lower PRISM score and a shorter length of stay in the PICU, with mean values of 18 (SD: 8.5) and 9.5 (SD: 6.4) days, respectively, compared with patients who had central access with mean values of 8.9 (SD: 5.9) and 5.7 (SD: 3.6) days, respectively. The PIVC dwell time was found to be 50.1 h (SD: 65.3) and required an average of 1.6 insertion attempts. Patients with three or more insertions exhibited an increased odds ratio of 5.2 (95% CI: 3.1-8.5) for receiving an extended dwell or midline insertion. Increased dwell time was associated with female gender, 59.5 h (P < 0.001), first attempt insertion, 53.5 h (P < 0.001), use of 24 Ga bore, 56.3 h (P = 0.04), left-sided insertions, 54.9 (P = 0.07), less agitation, 54.8 h (P = 0.02), and less edema, 61.6 (P < 0.001). Decreased dwell time was associated with the use of vancomycin infusion at 24.2 h (P < 0.001) and blood transfusions at 29.3 h (P < 0.001).
    UNASSIGNED: Extended catheters last longer than PIVCs in PICU patients. Extended catheter placement requires consideration of the length of treatment, as well as the overall body edema, the level of the patient\'s restlessness, and the need for vancomycin infusion or blood transfusions, as these factors reduce PIVC dwell time and expose the patients to painful insertions. For such cases, an extended dwell catheter may be a better option, even if the projected treatment time is less than 6 days.
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  • 文章类型: Journal Article
    背景:在预防中心管路相关血流感染方面存在研究证据和临床实践指南。然而,关于循证中心静脉接入装置护理的障碍和促进因素的知识有限.
    目的:本研究的目的是探讨成人重症监护环境中基于证据的中心静脉接入装置护理的促进因素和障碍。
    方法:这项探索性定性研究涉及焦点小组和对澳大利亚三级重症监护病房中参与中心静脉接入装置插入和管理的注册护士和医生的访谈。目的抽样用于招募具有不同年临床经验和临床职位的工作人员(n=26)。进行了六个焦点小组和三个个人访谈。采访是录音,逐字转录,并使用内容分析进行分析。
    结果:出现了三个总体类别:支持最佳绩效的工作结构;优化护理质量的流程,以及影响工作人员行为的因素。最佳中心静脉接入设备护理的感知促进者包括在程序文件中使用明确的语言。工作系统综合战略,研究证据传播,审计,和反馈。然而,审计等做法缺乏一致性,反馈,患者参与。
    结论:为了有效改善中心静脉接入装置的护理,未来的干预措施应量身定做,以解决已确定的障碍,包括将审核和反馈整合到临床医生的工作流程中。此外,未来的研究需要探索患者及其家属在中心静脉接入装置护理中的作用.
    结论:在制定实践政策或程序手册时,重要的是使用明确的语言,以确保向临床医生明确传达循证建议.纳入工作流程的策略可以增强对循证实践的坚持。教育工作者有限的大型部门应探索创新方法,如在线教育,以确保最佳的中心静脉接入设备护理。
    BACKGROUND: Research evidence and clinical practice guidelines exist on preventing central line-associated bloodstream infections. However, there is limited knowledge about the barriers and facilitators to evidence-based central venous access device care.
    OBJECTIVE: The aim of this study was to investigate the facilitators and barriers to evidence-based central venous access device care in the adult intensive care setting.
    METHODS: This exploratory qualitative study involved focus groups and interviews with registered nurses and physicians involved in central venous access device insertion and management in a tertiary Australian intensive care unit. Purposive sampling was used to recruit staff (n = 26) with varying years of clinical experience and clinical positions. Six focus groups and three individual interviews were conducted. Interviews were audio recorded, transcribed verbatim and analysed using content analysis.
    RESULTS: Three overarching categories emerged: work structures to support optimal performance; processes to optimise quality of care, and factors influencing staff members\' behaviour. Perceived facilitators to optimal central venous access device care included explicit language use in procedure documents, work-system integrated strategies, research evidence dissemination, audit, and feedback. However, there was a lack of consistency in practices such as audit, feedback, and patient participation.
    CONCLUSIONS: To bring about effective improvement in central venous access device care, future interventions should be tailored to address identified barriers, including integrating audit and feedback into clinicians\' work processes. Additionally, future research is needed to explore the role of patients and their families in central venous access device care.
    CONCLUSIONS: When developing practice policies or procedure manuals, it is important to use explicit language to ensure clear communication of evidence-based recommendations to clinicians. Strategies integrated into work processes can enhance adherence to evidence-based practice. Large departments with limited educators should explore innovative methods like online education to ensure optimal central venous access device care.
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  • 文章类型: Journal Article
    背景技术中心线相关血流感染(CLABSI)是大学医院和重症监护病房中最常见的血流感染之一。这项研究通过中央静脉(CV)进入设备(CVAD)的存在和类型评估了血液感染(BSI)的常规血液检查结果和微生物概况。方法选取2020年4月至2020年9月在某大学医院就诊的878例临床怀疑为BSI并接受血培养(BC)检测的患者。关于BC测试年龄的数据,性别,白细胞计数,血清C反应蛋白(CRP)水平,BC检测结果,产生的微生物,评估CVAD的使用情况和类型。结果173例(20%)患者的BC检出率,57例(6.5%)疑似污染病原体,648(74%),收益率为负。173例BSI患者和648例BC阴性患者的WBC计数(p=0.0882)和CRP水平(p=0.2753)没有显着差异。在173例BSI患者中,74例使用CVAD并符合CLABSI的诊断;48例使用CV导管,16有CV访问端口,10例患者使用外周置入中心静脉导管(PICC).与未使用CVAD的BSI患者相比,CLABSI患者的WBC计数(p=0.0082)和血清CRP水平(p=0.0024)较低。使用CV导管的微生物中最常见的微生物,CV端口,PICC为表皮葡萄球菌(n=9;19%),金黄色葡萄球菌(n=6;38%),和表皮葡萄球菌(n=8;80%),分别。在那些没有使用CVAD的BSI的人中,大肠杆菌(n=31;31%)是最常见的病原体,其次是金黄色葡萄球菌(n=13;13%)。结论CLABSI患者的白细胞计数和CRP水平低于未使用CVAD的BSI患者。表皮葡萄球菌是CLABSI中最常见的微生物之一,占使用PICC的患者产生的微生物的大多数。
    Background Central line-associated bloodstream infection (CLABSI) is among the most common bloodstream infections in the university hospital and intensive care unit settings. This study evaluated the routine blood test findings and microbe profiles of bloodstream infection (BSI) by the presence and types of central vein (CV) access devices (CVADs). Methods A total of 878 inpatients at a university hospital who were clinically suspected for BSI and underwent blood culture (BC) testing between April 2020 and September 2020 were enrolled. Data regarding age at BC testing, sex, WBC count, serum C-reactive protein (CRP) level, BC test results, yielded microbes, and usage and types of CVADs were evaluated. Results The BC yields were detected in 173 patients (20%), suspected contaminating pathogens in 57 (6.5%), and 648 (74%) with a negative yield. The WBC count (p=0.0882) and CRP level (p=0.2753) did not significantly differ between the 173 patients with BSI and the 648 patients with negative BC yields. Among the 173 patients with BSI, 74 used CVADs and met the diagnosis of CLABSI; 48 had a CV catheter, 16 had CV access ports, and 10 had a peripherally inserted central catheter (PICC). Patients with CLABSI showed lower WBC counts (p=0.0082) and serum CRP levels (p=0.0024) compared to those with BSI who did not use CVADs. The most commonly yielded microbes in those with CV catheters, CV-ports, and PICC were Staphylococcus epidermidis (n=9; 19%), Staphylococcus aureus (n=6; 38%), and S. epidermidis (n=8; 80%), respectively. Among those with BSI who did not use CVADs, Escherichia coli (n=31; 31%) was the most common pathogen, followed by S. aureus (n=13; 13%). Conclusion Patients with CLABSI showed lower WBC counts and CRP levels than those with BSI who did not use CVADs. Staphylococcus epidermidis was among the most common microbes in CLABSI and accounted for the majority of yielded microbes in patients who used PICC.
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  • 文章类型: Randomized Controlled Trial
    目的:金黄色葡萄球菌脱色在预防金黄色葡萄球菌感染方面已被证明是维持静脉通路和避免接受家庭胃肠外营养(HPN)患者住院的关键策略。我们旨在确定最有效和安全的长期金黄色葡萄球菌脱色方案。
    方法:随机,开放标签,进行了多中心临床试验。接受HPN支持并携带金黄色葡萄球菌的成年肠衰竭患者被随机分配到“持续抑制”(CS)策略,反复的慢性局部抗生素治疗或“搜索和破坏”(SD)策略,短期和全身性抗生素治疗。主要结果是在1年内完全根除金黄色葡萄球菌的患者比例。次要结果包括去定植失败和金黄色葡萄球菌感染的危险因素,抗菌素耐药性,不良事件,患者依从性和成本效益。
    结果:包括63名参与者(CS31;SD32)。CS组的平均1年金黄色葡萄球菌脱色率为61%(95%CI44,75),SD组为39%(95%CI25,56),OR为2.38(95%CI0.92,6.11,P=0.07)。SD组不良反应较多(P=0.01)。根除失败的预测因素是金黄色葡萄球菌阳性护理人员和(胃)肠造口术的存在。
    结论:我们没有证明短期和全身性金黄色葡萄球菌脱色策略相对于连续局部抑制治疗的疗效增加。后者可能是HPN患者的最佳选择,因为它实现了更高的长期去定植率并且耐受性良好(NCT03173053)。
    Staphylococcus aureus decolonization has proven successful in prevention of S. aureus infections and is a key strategy to maintain venous access and avoid hospitalization in patients receiving home parenteral nutrition (HPN). We aimed to determine the most effective and safe long-term S. aureus decolonization regimen.
    A randomized, open-label, multicenter clinical trial was conducted. Adult intestinal failure patients with HPN support and carrying S. aureus were randomly assigned to a \'continuous suppression\' (CS) strategy, a repeated chronic topical antibiotic treatment or a \'search and destroy\' (SD) strategy, a short and systemic antibiotic treatment. Primary outcome was the proportion of patients in whom S. aureus was totally eradicated during a 1-year period. Secondary outcomes included risk factors for decolonization failure and S. aureus infections, antimicrobial resistance, adverse events, patient compliance and cost-effectivity.
    63 participants were included (CS 31; SD 32). The mean 1-year S. aureus decolonization rate was 61% (95% CI 44, 75) for the CS group and 39% (95% CI 25, 56) for the SD group with an OR of 2.38 (95% CI 0.92, 6.11, P = 0.07). More adverse effects occurred in the SD group (P = 0.01). Predictors for eradication failure were a S. aureus positive caregiver and presence of a (gastro)enterostomy.
    We did not demonstrate an increased efficacy of a short and systemic S. aureus decolonization strategy over a continuous topical suppression treatment. The latter may be the best option for HPN patients as it achieved a higher long-term decolonization rate and was well-tolerated (NCT03173053).
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  • 文章类型: Journal Article
    本指南将告知医生,护士,营养师,药剂师,护理人员和其他家庭肠外营养(HPN)提供者,以及医疗保健管理员和政策制定者,关于适当和安全的HPN规定。该指南还将告知需要HPN的患者。该指南基于以前发布的指南,并提供了当前证据和专家意见的更新;它包括71条针对HPN适应症的建议,中心静脉接入装置(CVAD)和输液泵,输液导管和CVAD部位护理,营养混合物,项目监控和管理。荟萃分析,根据PICO格式检索基于临床问题的系统评价和单一临床试验.对证据进行了评估,并用于制定实施苏格兰校际指南网络方法的临床建议。该指南由ESPEN委托和财政支持,指南组的成员由ESPEN选出。
    This guideline will inform physicians, nurses, dieticians, pharmacists, caregivers and other home parenteral nutrition (HPN) providers, as well as healthcare administrators and policy makers, about appropriate and safe HPN provision. This guideline will also inform patients requiring HPN. The guideline is based on previous published guidelines and provides an update of current evidence and expert opinion; it consists of 71 recommendations that address the indications for HPN, central venous access device (CVAD) and infusion pump, infusion catheter and CVAD site care, nutritional admixtures, program monitoring and management. Meta-analyses, systematic reviews and single clinical trials based on clinical questions were searched according to the PICO format. The evidence was evaluated and used to develop clinical recommendations implementing Scottish Intercollegiate Guidelines Network methodology. The guideline was commissioned and financially supported by ESPEN and members of the guideline group were selected by ESPEN.
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