Clinical Reasoning

临床推理
  • 文章类型: Journal Article
    背景技术没有标准化,广泛接受的个性化临床推理补救过程。目的我们描述一部小说,有针对性的评估和指导过程,允许对与临床推理作斗争的居民和研究员进行个性化干预。方法弗吉尼亚大学有绩效问题的居民和研究员将提交给COACH(通过帮助实现能力委员会),并由补救专家进行评估。子集被称为临床推理补救教练,他执行额外的评估并共同创建个性化的补救计划。补救后,居民和研究员会根据各自的计划重新评估。我们报告斗争的频率,投入的补救时间,和学术成果。结果2017年至2022年,114名转诊COACH的居民和研究员符合纳入标准,其中38人(33%)在临床推理方面存在缺陷。有针对性的评估揭示了以下微观技能缺陷:假设产生(38中的16,42%);数据收集(38中的6,16%);问题表示(38中的7,18%);假设完善(38中的3,8%);和管理(38中的6,16%)。每个受训者平均需要近23个小时的补救。在38名学员中,33(87%)在撰写本文时处于良好状态。结论我们独特的计划提供了一个可行的,基于我们目前对临床推理过程的理解,有针对性地采取临床推理补救方法。早期假设生成是确定的最常见的微技能缺陷。
    Background There is no standardized, widely accepted process for individualized clinical reasoning remediation. Objective We describe a novel, targeted assessment and coaching process that allows for individualized intervention for residents and fellows struggling with clinical reasoning. Methods Residents and fellows at the University of Virginia with performance concerns are referred to COACH (Committee on Achieving Competence Through Help) and assessed by a remediation expert. A subset is referred to a clinical reasoning remediation coach who performs an additional assessment and cocreates an individualized remediation plan. Following remediation, residents and fellows are reassessed by their respective programs. We report the frequency of struggle, remediation time invested, and academic outcomes. Results From 2017 to 2022, 114 residents and fellows referred to COACH met inclusion criteria, of which 38 (33%) had a deficiency in clinical reasoning. Targeted assessment revealed the following microskill deficits: hypothesis generation (16 of 38, 42%); data gathering (6 of 38, 16%); problem representation (7 of 38, 18%); hypothesis refinement (3 of 38, 8%); and management (6 of 38, 16%). Remediation required a mean of nearly 23 hours per trainee. Of the 38 trainees, 33 (87%) are in good standing at the time of writing. Conclusions Our unique program offers a feasible, targeted approach to clinical reasoning remediation based on our current understanding of the clinical reasoning process. Early hypothesis generation was the most common microskill deficit identified.
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    文章类型: Journal Article
    ChatGPT形式的人工智能(AI)迅速引起了医生和医学教育工作者的关注。虽然它对更多的常规医疗任务有很大的希望,可以扩大一个人的鉴别诊断,并且可以帮助评估图像,如射线照片和心电图,该技术主要基于类似于模式识别的高级算法。与这些进步相关的关键问题之一是:人工智能的增长对医学教育意味着什么,特别是批判性思维和临床推理的发展?在这篇评论中,我们将探索认知理论的要素,这些要素是指导医生通过诊断案例进行推理的方式的基础,并比较假设演绎推理,经常使用疾病脚本,用归纳推理,这是基于对健康和疾病机制的更深入的理解。将研究认知偏差问题及其对诊断错误的影响。还将描述常规和适应性专业知识的构造。人工智能在诊断问题解决中的应用,以及对种族和性别偏见的担忧,将被划定。使用几个案例示例,我们将展示这项技术的局限性及其潜在的陷阱,并概述未来几年医学教育可能需要采取的方向。
    Artificial intelligence (AI) in the form of ChatGPT has rapidly attracted attention from physicians and medical educators. While it holds great promise for more routine medical tasks, may broaden one\'s differential diagnosis, and may be able to assist in the evaluation of images, such as radiographs and electrocardiograms, the technology is largely based on advanced algorithms akin to pattern recognition. One of the key questions raised in concert with these advances is: What does the growth of artificial intelligence mean for medical education, particularly the development of critical thinking and clinical reasoning? In this commentary, we will explore the elements of cognitive theory that underlie the ways in which physicians are taught to reason through a diagnostic case and compare hypothetico-deductive reasoning, often employing illness scripts, with inductive reasoning, which is based on a deeper understanding of mechanisms of health and disease. Issues of cognitive bias and their impact on diagnostic error will be examined. The constructs of routine and adaptive expertise will also be delineated. The application of artificial intelligence to diagnostic problem solving, along with concerns about racial and gender bias, will be delineated. Using several case examples, we will demonstrate the limitations of this technology and its potential pitfalls and outline the direction medical education may need to take in the years to come.
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  • 文章类型: Journal Article
    对受损猪实施安乐死的决定对养猪户和兽医来说可能是一个挑战。为了更多了解德国的挑战,进行了一项横断面在线调查。基于混合设计,分析了39名兽医和62名养猪户的反应,以生成与母猪安乐死相关的常见临床症状列表,育肥者,和小猪。此外,对农场的一系列影响,出于经济和个人考虑,被发现塑造了决策过程。延迟及时安乐死的两个最突出的原因是不确定性和对治愈机会的误解。缺乏有效的临床体征或合理的理由是对一般决策过程的挑战。总之,这项研究强调了需要为临床体征建立有效的分类法,包括随着时间的推移在受损猪中的发展。未来的研究应详细说明安乐死决定的合理性,以促进解决涉及的养猪户和兽医之间的道德困境。最后,结果表明,在训练决策行为时,应包括临床推理和咨询技能.
    The decision to euthanize a compromised pig can be challenging for pig farmers and veterinarians. To understand more about the challenges in Germany, a cross-sectional online survey was conducted. Based on a hybrid design, the responses of 39 veterinarians and 62 pig farmers were analyzed to generate a list of common clinical signs associated with the euthanasia of sows, fatteners, and piglets. Moreover, a set of influences on the farm, due to economic and personal considerations, were found to shape the decision-making process. The two most salient reasons outlined for the delay of timely euthanasia were uncertainty and misinterpretation of the chance for healing. The lack of valid clinical signs or a sound justification was most frequently mentioned as a challenge to the general decision-making process. In summation, this study highlights the need to generate a valid taxonomy for clinical signs that includes their development in a compromised pig over time. Future studies should elaborate on the justification of euthanasia decisions to facilitate the resolution of ethical dilemmas among the involved pig farmers and veterinarians. Lastly, the results suggest that clinical reasoning and consultation skills should be included when decision-making behavior is to be trained.
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  • 文章类型: Journal Article
    背景:标准化的患者(SP)接触允许医学生练习体格检查技能和临床推理。SP案例用于学习和评估,但是记录的相遇也可以是有价值的课程评估工具。我们旨在回顾SP遇到的情况,以提高腹部检查技能和更广泛的体格检查课程。
    方法:我们回顾了三年级医学生关于外科医师轮岗的SP遭遇记录。学生检查了一名患有急性右下腹痛的顺式女性。我们观察腹部检查以确定尝试并正确完成了哪些动作。然后,我们利用这些结果为随后的学生队列开发有针对性的文员培训。我们的干预措施通过解释如何将腹部检查结果与手术患者的重点病史相结合来针对腹部检查差距。我们评估了干预措施对三年级医学生腹部检查技能的影响(2021-2022,n=119)和干预(2022-2023,n=132)组。
    结果:在比较组和干预组中,几乎所有的学生都尝试了至少1次像听诊这样的一般考试操作,触诊,打击乐器,或反弹压痛。对照组中只有40%的学生尝试了像Rovsing这样的高级操作,腰肌,或闭孔标志。干预之后,干预组75%的学生尝试了高级操作(χ2(1,251)=31.0,p<.001)。随着时间的流逝,队列并没有获得技能。两组学生经常错误地评估回弹压痛,许多人完全避开右下象限。
    结论:这个项目突出了医学生如何努力利用腹部检查手段和整合发现。结果还表明,学生在担任职位轮换之前或期间都没有始终如一地学习高级考试技能,这可能是临床教师通常假设的。最后,这项工作展示了如何使用SP遇到来评估和改进外科教育课程。
    BACKGROUND: Standardized patient (SP) encounters allow medical students to practice physical examination skills and clinical reasoning. SP cases are used for learning and assessment, but recorded encounters can also be valuable curriculum evaluation tools. We aimed to review SP encounters to improve abdominal examination skills and the broader physical examination curriculum.
    METHODS: We reviewed recorded SP encounters of third-year medical students on surgery clerkship rotation. Students examined a cisgender woman presenting with acute right lower abdominal pain. We observed abdominal examinations to determine which maneuvers were attempted and completed correctly. We then used these outcomes to develop targeted clerkship training for the subsequent student cohort. Our intervention targeted abdominal examination gaps by explaining how to integrate abdominal examination findings with a focused history for surgical patients. We evaluated the intervention\'s impact on abdominal examination skills with third-year medical students in comparison (2021-2022, n = 119) and intervention (2022-2023, n = 132) groups.
    RESULTS: In both the comparison and intervention groups, nearly all students attempted at least 1 general examination maneuver like auscultation, palpation, percussion, or rebound tenderness. Only 40% of students in the comparison group attempted an advanced maneuver like the Rovsing, Psoas, or Obturator sign. After the intervention, 75% of students in the intervention group attempted an advanced maneuver (χ2(1, 251) = 31.0, p < .001). Cohorts did not gain skills over time through the clerkship. Rebound tenderness was frequently assessed incorrectly by students in both groups, with many avoiding the right lower quadrant entirely.
    CONCLUSIONS: This project highlights how medical students struggle to utilize abdominal examination maneuvers and integrate findings. The results also showed that students did not consistently learn advanced examination skills either before or during clerkship rotation, which may be commonly assumed by clinical faculty. Finally, this work demonstrates how SP encounters can be used to evaluate and improve surgical education curriculum.
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  • 文章类型: Journal Article
    2019年冠状病毒大流行强调虚拟学习(VL)是医学教育的一种有前途的工具,然而,其在临床推理(CR)教学中的有效性仍未得到充分开发。过去的研究表明,VL可以有效地为学生做好临床准备。由CR的可观察行为里程碑(MOBCR)和全案理论框架通知,MockWards(MW)程序是使用新颖的混合式当面学习(IPL)和VL平台创建的。MW由基于病例的小组格式组成,适用于对学习方法感兴趣的医学生,并与内科中常见的症状和诊断区分。这项研究试图使用MW的混合设计来定性分析CR的发展,并比较VL和IPL之间的效用。方法对完成MW计划并参与研究的一年级实习前医学生(n=8)进行深入的半结构化访谈,进行定性分析。采访指南由MOBCR框架提供信息。使用定向定性内容分析方法对访谈笔录进行了分析。翻译编码和HyperRESEARCHTM(Researchware,Inc.,伦道夫,MA)软件生成的思维导图指导了主题开发。结果构建了三个总体主题:(1)根据学习方式量身定制教学框架,(2)通过互动学习,(3)平衡可访问性与学习者参与度。与会者强调,教授CR技能是特定于模态的,不能完全互换,IPL在促进社会凝聚力方面是优越的,非语言交流,和反馈。相比之下,VL需要结构化的方法,并且更多地依赖于口头交流和预制的数字材料。IPL还增强了交互性,同伴关系,和自发的交流,而VL面临着社会尴尬和技术限制等挑战,阻碍了有效的合作。VL提供了优越的可访问性,以促进分布式学习和并发学术义务的管理。结论MW混合平台强调了专注于模态定制教学法的重要性,强调群体的互动性,在教授CR技能时,平衡VL可及性与IPL环境中参与度的降低。混合教育模式可能会受益于脚手架方法,使用IPL作为VL的先决条件,以改善CR发展和在学习者的近端发展区域内的对齐。
    Introduction The coronavirus 2019 pandemic highlighted virtual learning (VL) as a promising tool for medical education, yet its effectiveness in teaching clinical reasoning (CR) remains underexplored. Past studies have suggested VL can effectively prepare students for clinical settings. Informed by the Milestones of Observable Behaviours for CR (MOBCR) and whole-case theoretical frameworks, the Mock Wards (MW) program was created using a novel blended in-person learning (IPL) and VL platform. MW consisted of case-based small-group formats for medical students interested in learning approaches and differentials to commonly encountered presenting symptoms and diagnoses in internal medicine. This study sought to use MW\'s blended design to qualitatively analyze CR development and compare its utility between VL and IPL. Methods Qualitative analysis was conducted using in-depth semi-structured interviews with first-year pre-clerkship medical students (n = 8) who completed the MW program and participated in the study. The interview guide was informed by the MOBCR framework. Interview transcripts were analyzed using a directed qualitative content analysis approach. Translational coding and HyperRESEARCHTM (Researchware, Inc., Randolph, MA) software-generated mind maps guided the theme development. Results Three overarching themes were constructed: (1) tailoring pedagogical frameworks to learning modalities, (2) learning through interactivity, and (3) balancing accessibility with learner engagement. Participants emphasized that teaching CR skills is modality-specific and not fully interchangeable, with IPL being superior in facilitating social cohesion, non-verbal communication, and feedback. In contrast, VL required structured approaches and relied more on verbal communication and pre-made digital materials. IPL also enhanced interactivity, peer relationships, and spontaneous communication, whereas VL faced challenges such as social awkwardness and technological constraints hindering effective collaboration. VL provided superior accessibility to facilitate distributed learning and management of concurrent academic obligations. Conclusion The MW-blended platform highlights the importance of focusing on modality-tailored pedagogies, emphasizing group interactability, and balancing VL accessibility against decreased engagement within the IPL environment when teaching CR skills. Blended education models may benefit from a scaffolding approach, using IPL as a prerequisite to VL to improve CR development and alignment within a learner\'s zone of proximal development.
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  • 文章类型: Journal Article
    背景和目标迫切需要采用现代方法来增强诸如家庭医学之类的学科的医学教育。该研究介绍了SNAPPS(Summarize,狭窄,分析,探头,计划,和选择)模型,六步助记符表示以学习者为中心的案例介绍方法,简化了事实报告,同时鼓励临床推理,旨在评估SNAPPS方法与家庭医学门诊的传统病例介绍模型相比的有效性,并深入了解学生和受体如何看待它。方法在埃尔比勒家庭医学门诊进行随机对照试验。伊拉克,从2023年3月15日到2023年8月30日。使用方便采样,Erbil的所有家庭医学委员会居民(n=30)和来自社区和家庭医学系/医学院/霍勒医科大学的六个受体被随机分为两组,使用MicrosoftExcel中的RAND函数(MicrosoftCorporation,雷德蒙德,华盛顿,美国)。SNAPPS方法被引入SNAPPS小组,使用批准的工具和方法,而对照组不需要干预。随后,每组30例,共60例,以病例为单位进行数据分析。每次演示后,使用经过验证的数据记录表收集反馈和数据。结果SNAPPS组在时间效率上明显优于对照组,涵盖的基本临床属性数量,和合理的诊断(P值<0.001)。在SNAPPS组中,90%的学生寻求澄清和信息,对照组超过30%(P值<0.001)。几乎所有SNAPPS组学生(96.7%)都讨论了与案例相关的话题,与对照组的43.3%相比(P值<0.001)。SNAPPS组获得了来自导师和学生的优异总体评分。结论SNAPPS方法增强了家庭医学门诊的临床诊断推理。它具有时效性,并鼓励学生表达不确定性,提出问题,并确定与案例相关的主题进行自学。
    Background and objectives There is a crucial need to embrace modern methodologies for enhancing medical education in disciplines such as Family Medicine. The study introduces the SNAPPS (Summarize, Narrow, Analyze, Probe, Plan, and Select) model, a six-step mnemonic representing a learner-centered case presentation approach that streamlines fact reporting while encouraging clinical reasoning, aiming to evaluate the effectiveness of the SNAPPS method as compared to the traditional model of case presentation in Family Medicine outpatient clinics and to gain insights into how students and preceptors perceive it. Methods A randomized controlled trial was conducted in Family Medicine outpatient clinics in Erbil, Iraq, from March 15, 2023, to August 30, 2023. Using convenience sampling, all Family Medicine board residents (n=30) in Erbil and six preceptors from the Community and Family Medicine department/College of Medicine/Hawler Medical University were randomly assigned into two groups by using the RAND function in Microsoft Excel (Microsoft Corporation, Redmond, Washington, United States). The SNAPPS method was introduced to the SNAPPS group employing approved tools and methods, while no intervention was needed in the control group. Subsequently, 30 cases were presented in each group with a total of 60 case presentations; the case presentations served as the units for data analysis. Feedback and data were gathered after each presentation using validated data recording sheets. Results The study showed a significant advantage for the SNAPPS group over the control group in terms of time efficiency, number of basic clinical attributes covered, and justified diagnoses (P value < 0.001). In the SNAPPS group, 90% of the students sought clarification and information, surpassing 30% in the control group (P-value < 0.001). Almost all SNAPPS group students (96.7%) discussed case-related topics, compared to 43.3% in the controls (P-value<0.001). The SNAPPS group received superior overall ratings from both preceptors and students. Conclusion The SNAPPS method enhances clinical diagnostic reasoning in Family Medicine outpatient clinics. It is time-efficient and encourages students to articulate uncertainties, pose questions, and identify case-related topics for self-study.
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  • 文章类型: Journal Article
    背景:多功能大语言模型(LLM)有可能通过协助诊断医生来增强诊断决策,由于他们有能力参与不限成员名额的活动,自然的对话和他们全面的知识访问。然而,LLM在诊断决策中的新颖性引入了有关其影响的不确定性。不熟悉LLM在其专业背景下使用的临床医生可能更广泛地依赖于对LLM的一般态度,可能会阻碍对他们的投入进行深思熟虑的使用和批判性评估,导致过度依赖和缺乏批判性思维或不愿意使用LLM作为诊断辅助手段。为了解决这些问题,这项研究考察了与人类教练相比,与LLM互动对诊断过程和结果的影响,以及先前的训练与没有与这些“教练”互动的训练。我们的发现旨在阐明在诊断决策中采用人工智能(AI)的潜在好处和风险。
    方法:我们正在进行前瞻性,对来自Charité医学院的N=158名四年级医学生进行随机实验,柏林,德国。参与者被要求在被分配给人类教练或ChatGPT以及在训练或不训练(两个受试者之间的因素)之后诊断患者的小插曲。我们正在专门收集使用这些“教练”和额外的信息搜索培训效果的数据,接受的假设数量,诊断的准确性和信心。统计方法将包括线性混合效应模型。对AI的交互模式和态度的探索性分析也将产生关于AI在医学中的作用的更普遍的知识。
    背景:伯尔尼州伦理委员会认为该研究免于全面伦理审查(BASECNo:Req-2023-01396)。所有方法将按照相关指南和规定进行。参与是自愿的,将获得知情同意。结果将发表在同行评审的科学医学期刊上。作者身份将根据国际医学杂志编辑委员会的指导方针确定。
    BACKGROUND: Versatile large language models (LLMs) have the potential to augment diagnostic decision-making by assisting diagnosticians, thanks to their ability to engage in open-ended, natural conversations and their comprehensive knowledge access. Yet the novelty of LLMs in diagnostic decision-making introduces uncertainties regarding their impact. Clinicians unfamiliar with the use of LLMs in their professional context may rely on general attitudes towards LLMs more broadly, potentially hindering thoughtful use and critical evaluation of their input, leading to either over-reliance and lack of critical thinking or an unwillingness to use LLMs as diagnostic aids. To address these concerns, this study examines the influence on the diagnostic process and outcomes of interacting with an LLM compared with a human coach, and of prior training vs no training for interacting with either of these \'coaches\'. Our findings aim to illuminate the potential benefits and risks of employing artificial intelligence (AI) in diagnostic decision-making.
    METHODS: We are conducting a prospective, randomised experiment with N=158 fourth-year medical students from Charité Medical School, Berlin, Germany. Participants are asked to diagnose patient vignettes after being assigned to either a human coach or ChatGPT and after either training or no training (both between-subject factors). We are specifically collecting data on the effects of using either of these \'coaches\' and of additional training on information search, number of hypotheses entertained, diagnostic accuracy and confidence. Statistical methods will include linear mixed effects models. Exploratory analyses of the interaction patterns and attitudes towards AI will also generate more generalisable knowledge about the role of AI in medicine.
    BACKGROUND: The Bern Cantonal Ethics Committee considered the study exempt from full ethical review (BASEC No: Req-2023-01396). All methods will be conducted in accordance with relevant guidelines and regulations. Participation is voluntary and informed consent will be obtained. Results will be published in peer-reviewed scientific medical journals. Authorship will be determined according to the International Committee of Medical Journal Editors guidelines.
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  • 文章类型: Case Reports
    我们介绍了一个17岁的青春期男孩,该男孩因广泛的坏死性软组织感染而被送往儿科重症监护病房,随后发生了精神状态改变和自主神经不稳定。在病因差异很大的危重患儿中,精神状态改变是常见的。排除了脑病的器质性原因后,管理通常集中在避免致命剂,包括苯二氮卓类药物.多巴胺拮抗剂药物也可以辅助施用以控制其他措施难以治疗的躁动或谵妄。我们回顾了危重儿童精神改变的检查和鉴别诊断,并讨论了目前对儿科人群中精神状态改变的罕见病因的理解。
    We present the case of a 17-year-old adolescent boy admitted to the Pediatric Intensive Care Unit with an extensive necrotizing soft tissue infection who subsequently developed altered mental status and autonomic instability. Altered mental status is a common occurrence in critically ill children with a broad differential of etiologies. After ruling out organic causes of encephalopathy, management is typically focused on avoiding deliriogenic agents, including benzodiazepines. Dopamine antagonist medications may also be administered adjunctively to manage agitation or delirium that is refractory to other measures. We review the workup and differential diagnosis for altered mentation in critically ill children and discuss the current understanding of a rare etiology of altered mental status in the pediatric population.
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  • 文章类型: Editorial
    暂无摘要。
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  • 文章类型: Journal Article
    批判性思维(CT)的发展已成为高等教育的普遍目标。对文献进行了系统回顾,以评估当前使用的教学实践在培养本科医学生的CT/临床推理(CR)/临床判断(CJ)技能和/或倾向方面的有效性。
    PubMed,从2010年1月到2021年4月,使用预定义的布尔表达式搜索了WebofScience和Scopus数据库。
    在最初确定的3221篇文章中,使用PICOS方法纳入33篇文章。从这些,21(64%)报告了CR教学实践,12(36%)报告了CT教学实践。
    总的来说,教学实践,如认知/视觉表现,模拟,文学曝光,测试增强和基于团队的学习,临床病例讨论,基于错误的学习,基于游戏的学习似乎可以增强CT/CR技能和/或倾向。需要进一步的研究来确定最佳时机,在医学教育中有效促进CT/CR的教学干预的持续时间和方式。
    UNASSIGNED: The development of critical thinking (CT) has been a universal goal in higher education. A systematic review of the literature was conducted to evaluate the effectiveness of currently used pedagogical practices to foster CT/ clinical reasoning (CR)/ clinical judgment (CJ) skills and/or dispositions in undergraduate medical students.
    UNASSIGNED: PubMed, Web of Science and Scopus databases were searched from January 2010 to April 2021 with a predefined Boolean expression.
    UNASSIGNED: Of the 3221 articles originally identified, 33 articles were included by using PICOS methodology. From these, 21 (64%) reported CR pedagogical practices and 12 (36%) CT pedagogical practices.
    UNASSIGNED: Overall, pedagogical practices such as cognitive/visual representation, simulation, literature exposure, test-enhancing and team-based learning, clinical case discussion, error-based learning, game-based learning seem to enhance CT/CR skills and/or dispositions. Further research is required to identify the optimal timing, duration and modality of pedagogical interventions for effectively foster CT/CR in medical education.
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