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Comparison of Augmented Reality-Based and Conventional Training Methods for Radiographic Positioning in Second-Year Radiologic Technology Students in Japan 日本放射技术二年级学生基于增强现实和传统放射定位训练方法的比较。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-08-22 DOI: 10.1002/jmrs.70019
Shin Nagamata

Introduction

In Japanese training schools for radiologic technologists, improving students' practical skills presents an educational challenge. To address this issue, an augmented reality (AR)-based visual assistance tool for radiographic positioning training was developed. This study aimed to evaluate and compare the effectiveness of a previously developed AR tool with conventional training methods.

Methods

Fifty-seven second-year radiologic technology students were randomly divided into two groups: an experimental group (n = 29) trained with AR and a control group (n = 28) trained with physical auxiliary tools. Both groups practised positioning the torso at 35° and 45° for 1.5 min each. The timeframe aligned with the typical time allocated to each student during traditional hands-on training. Proficiency tests were conducted 1 and 4 weeks after training to evaluate the accuracy of the angles.

Results

In the test conducted 1 week after training, the experimental group demonstrated significantly smaller errors than the control group (p = 0.002). However, in the test administered 4 weeks after training, although the experimental group continued to show smaller errors, the difference was not statistically significant (p = 0.066).

Conclusion

AR-based training can enhance radiographic positioning training. However, a single brief session is considered insufficient for maintaining long-term learning effects. Continuous use of AR is warranted for achieving long-term educational effectiveness. Future research is needed to optimise AR training methods and determine the impact on students' clinical training performance and postgraduate proficiency.

在日本的放射技师培训学校,提高学生的实践技能是一项教育挑战。为了解决这一问题,开发了一种基于增强现实(AR)的放射定位培训视觉辅助工具。本研究旨在评估和比较先前开发的AR工具与传统训练方法的有效性。方法:57名放射学二年级学生随机分为两组:实验组(n = 29)采用AR训练,对照组(n = 28)采用物理辅助工具训练。两组都练习将躯干放置在35°和45°各1.5分钟。时间框架与传统实践训练中分配给每个学生的典型时间一致。训练后第1周和第4周进行熟练程度测试,以评估角度的准确性。结果:在训练后1周进行的测试中,实验组的误差明显小于对照组(p = 0.002)。然而,在训练后4周进行的测试中,虽然实验组的误差继续变小,但差异无统计学意义(p = 0.066)。结论:基于ar的训练可以强化x线定位训练。然而,一次短暂的学习被认为不足以维持长期的学习效果。为了实现长期的教育效果,必须持续使用增强现实技术。未来的研究需要优化AR培训方法,确定对学生临床培训绩效和研究生水平的影响。
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引用次数: 0
Planning for Preservation: Feasibility of Erectile Tissue Sparing During Prostate Stereotactic Radiotherapy 前列腺立体定向放射治疗中保留勃起组织的可行性。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-08-19 DOI: 10.1002/jmrs.70008
Felicity Hudson, Glen Dinsdale, Tony Young, Anne McMaster, Tania Erven, Olivia Ryan, Sankar Arumugam, Theresa Nguyen, Mark Sidhom

Introduction

An estimated one in six Australian men are diagnosed with prostate cancer (PC) by age 85. Cure and quality of life are the modern definitions of successful cancer treatment, and preservation of continence and sexual function relates closely to treatment outcome satisfaction. Erectile tissue sparing (ETS) is not generally standard practice for PC stereotactic body radiotherapy (SBRT). This retrospective planning study aimed to determine if erectile tissue (ET) could be spared whilst maintaining clinically acceptable doses to target volumes (TV) and critical organs during PC SBRT.

Methods

Imaging datasets of 30 PC patients treated at our centres were used. Patients underwent magnetic resonance imaging (MRI) scans, with the creation of a substitute CT (sCT) for planning. ET structures, including penile bulb (PB), internal pudendal arteries (IPA) and neurovascular bundles (NVB), were contoured on MRI. Two 40 Gy in five fraction plans were created for each patient, with and without ETS constraints. Plans were compared using Wilcoxon signed-rank tests.

Results

Significant dose reduction was observed in bilateral IPAs and NVBs using ETS plans. No significant difference was seen in coverage of the clinical TVD95%, rectum V36Gy, urethra planning risk volume V42Gy, bladder V36Gy, or PB. Changes in coverage of the planning TVD95% and bladder V40Gy were deemed not clinically relevant.

Conclusion

Results indicate that ETS is feasible in conjunction with a planning MRI during SBRT for PC without compromise to TVs. Further prospective investigation is required to observe whether a decrease in ET dose correlates to a preservation in sexual function and/or improved treatment outcome satisfaction.

简介:估计六分之一的澳大利亚男性在85岁时被诊断患有前列腺癌(PC)。治愈和生活质量是现代对成功癌症治疗的定义,而保留失禁和性功能与治疗结果满意度密切相关。勃起组织保留(ETS)通常不是PC立体定向体放疗(SBRT)的标准做法。本回顾性计划研究旨在确定在PC SBRT期间是否可以保留勃起组织(ET),同时保持临床可接受的靶体积(TV)和关键器官剂量。方法:采用我院收治的30例PC患者的影像学资料。患者接受了磁共振成像(MRI)扫描,并创建了替代CT (sCT)来规划。在MRI上勾画出ET结构,包括阴茎球(PB)、阴部内动脉(IPA)和神经血管束(NVB)。为每位患者制定了5个40 Gy的分级方案,有无ETS限制。采用Wilcoxon符号秩检验比较方案。结果:采用ETS计划的双侧ipa和nvb均观察到明显的剂量减少。临床TVD95%覆盖率、直肠V36Gy、尿道计划风险容积V42Gy、膀胱V36Gy、PB无显著差异。计划TVD95%和膀胱V40Gy覆盖率的变化被认为与临床无关。结论:结果表明,在不影响电视的情况下,ETS与计划MRI在PC SBRT期间是可行的。需要进一步的前瞻性研究来观察ET剂量的减少是否与性功能的保存和/或治疗结果满意度的提高相关。
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引用次数: 0
Clinical Judgement, Treatment Decisions and Frailty Management in Older Cancer Patients: A Qualitative Study Exploring the Experiences of Radiation Therapy Staff 老年肿瘤患者的临床判断、治疗决策与衰弱管理:一项探讨放射治疗人员经验的定性研究。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-08-16 DOI: 10.1002/jmrs.70017
Sofia Axelsson, Per Fessé, Per Fransson, Agneta Schröder, Antonis Valachis, Emma Ohlsson-Nevo

Introduction

Treatment of older cancer patients can be complex due to frailty that comes with age, and the benefits of radiation therapy for frail older patients are unclear. Radiation therapy staff play a crucial role in identifying and monitoring frailty and tailoring treatment. Research on radiation therapy in frail older patients is limited, and frailty assessments are not widely used in routine care. Understanding staff experiences with clinical judgement and frailty assessment is important for effective treatment. This study explored the radiation therapy staff's experiences of clinical judgement, treatment decision-making, and managing frail older cancer patients.

Methods

The study has an inductive design in which 12 specialist oncology nurses and four clinical oncologists working with cancer patients at four radiation therapy units across four counties in Sweden were interviewed. In total, 16 participants were interviewed for the study. Data were collected in semi-structured individual interviews and were analysed using reflexive thematic analysis.

Results

Three themes were identified from the interview analysis: Putting the patient first, Care with integrity and humanity and Receiving support in treatment decisions, along with nine sub-themes. None of the participants was using any structured instrument for assessing frailty.

Conclusions

Radiation therapy staff face significant and complex challenges when treating frail older cancer patients, which can lead to feelings of doubt and powerlessness. Awareness and use of structured frailty assessment are limited. Integrating structured frailty assessment could address the complex challenges experienced by staff by improving decision-making, communication, and patient outcomes, contributing to more ethical and person-centred care.

导读:老年癌症患者的治疗可能会很复杂,因为随着年龄的增长,身体会变得虚弱,而放射治疗对虚弱的老年患者的益处尚不清楚。放射治疗人员在识别和监测虚弱和定制治疗方面发挥着至关重要的作用。放射治疗在年老体弱患者中的研究是有限的,虚弱评估在常规护理中没有广泛使用。了解工作人员在临床判断和虚弱评估方面的经验对有效治疗很重要。本研究旨在探讨放射治疗人员在临床判断、治疗决策及管理体弱高龄癌症患者方面的经验。方法:本研究采用归纳设计,对瑞典4个县4个放射治疗单位的12名肿瘤专科护士和4名临床肿瘤学家进行了访谈。这项研究总共采访了16名参与者。数据在半结构化的个人访谈中收集,并使用反身性主题分析进行分析。结果:从访谈分析中确定了三个主题:将患者放在第一位,诚信和人性化的护理和在治疗决策中获得支持,以及九个子主题。没有一个参与者使用任何结构化的工具来评估脆弱性。结论:放射治疗人员在治疗虚弱的老年癌症患者时面临着重大而复杂的挑战,这可能导致怀疑和无力感。对结构化脆弱性评估的认识和使用是有限的。整合结构化的脆弱性评估可以通过改善决策、沟通和患者结果来解决工作人员面临的复杂挑战,有助于实现更合乎道德和以人为本的护理。
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引用次数: 0
Continuing Professional Development—Radiation Therapy 持续专业发展-放射治疗。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-08-14 DOI: 10.1002/jmrs.70016

Maximise your continuing professional development (CPD) by reading the following selected article and answering the five questions. Please remember to self-claim your CPD and retain your supporting evidence. Answers will be available via the QR code and published in JMRS—Volume 72, Issue 4, December 2025.

Scan this QR code to find the answers.

通过阅读以下文章并回答以下五个问题,最大限度地提高你的持续专业发展(CPD)。请记得申请CPD,并保留证明文件。答案将通过二维码提供,并于2025年12月在jmrs - 72卷第4期发布。扫描二维码寻找答案。
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引用次数: 0
The Feasibility of Total Body Photography (TBP) in Superficial Radiation Therapy (SXRT) 全身摄影(TBP)在浅表放射治疗(SXRT)中的可行性。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-08-01 DOI: 10.1002/jmrs.70012
Briley Devonport, Julie Burbery, Katie L. McMahon, Kate Stewart, Catriona Hargrave

Introduction

This study aims to investigate the feasibility of total body photography (TBP) as a superficial radiation therapy (SXRT) treatment record, to overcome the limitations that tracings and two-dimensional (2D) photographs pose when patients return for future SXRT treatment.

Methods

A retrospective audit included 44 patients treated with SXRT at the Royal Brisbane and Women's Hospital (RBWH), from January 2020 to December 2022, with lesion characteristics and patient setup information collected. A prospective study involved applying mock lesions to four healthy volunteers, who were imaged multiple times using a three-dimensional (3D) digital photometry system. The system's feasibility as a longitudinal digital record was assessed using the 3D images.

Results

From the retrospective audit, 48 lesions were treated, 38 were located on the head and neck, and 9 on the limbs, with treatment areas ranging from 1.4–60.1 cm2. This guided the creation of 16 mock lesions. The mean difference between the measured areas of face mock lesions from the captures and the actual mock lesion areas was < 0.4 cm2. Neck and arm lesions showed greater mean variation (up to 3.05 cm2), particularly between sitting and standing captures. Registrations of captures found the distance between overlayed face lesions averaged < 2.7 mm. Reconstruction errors were limited to the hands, hair and ear regions.

Conclusion

TBP has sound potential as a SXRT digital treatment record. Further studies should investigate neck, limbs and scalp lesions to confirm its practical use in SXRT for a larger patient cohort.

简介:本研究旨在探讨全身摄影(TBP)作为浅表放射治疗(SXRT)治疗记录的可行性,以克服追踪和二维(2D)照片在患者返回进行未来SXRT治疗时所带来的局限性。方法:对2020年1月至2022年12月在布里斯班皇家妇女医院(RBWH)接受SXRT治疗的44例患者进行回顾性审计,收集病变特征和患者设置信息。一项前瞻性研究涉及将模拟病变应用于四名健康志愿者,他们使用三维(3D)数字测光系统多次成像。利用三维图像评估了该系统作为纵向数字记录的可行性。结果:回顾性审核共治疗病灶48处,其中头颈部病灶38处,四肢病灶9处,治疗面积1.4 ~ 60.1 cm2。这指导了16个模拟病变的创建。面部模拟病变的测量区域与实际模拟病变区域之间的平均差异为2。颈部和手臂病变表现出更大的平均变化(高达3.05 cm2),特别是在坐着和站立之间。结论:TBP作为SXRT数字治疗记录具有良好的潜力。进一步的研究应调查颈部、四肢和头皮病变,以证实其在SXRT中对更大患者群体的实际应用。
{"title":"The Feasibility of Total Body Photography (TBP) in Superficial Radiation Therapy (SXRT)","authors":"Briley Devonport,&nbsp;Julie Burbery,&nbsp;Katie L. McMahon,&nbsp;Kate Stewart,&nbsp;Catriona Hargrave","doi":"10.1002/jmrs.70012","DOIUrl":"10.1002/jmrs.70012","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>This study aims to investigate the feasibility of total body photography (TBP) as a superficial radiation therapy (SXRT) treatment record, to overcome the limitations that tracings and two-dimensional (2D) photographs pose when patients return for future SXRT treatment.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A retrospective audit included 44 patients treated with SXRT at the Royal Brisbane and Women's Hospital (RBWH), from January 2020 to December 2022, with lesion characteristics and patient setup information collected. A prospective study involved applying mock lesions to four healthy volunteers, who were imaged multiple times using a three-dimensional (3D) digital photometry system. The system's feasibility as a longitudinal digital record was assessed using the 3D images.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>From the retrospective audit, 48 lesions were treated, 38 were located on the head and neck, and 9 on the limbs, with treatment areas ranging from 1.4–60.1 cm<sup>2</sup>. This guided the creation of 16 mock lesions. The mean difference between the measured areas of face mock lesions from the captures and the actual mock lesion areas was &lt; 0.4 cm<sup>2</sup>. Neck and arm lesions showed greater mean variation (up to 3.05 cm<sup>2</sup>), particularly between sitting and standing captures. Registrations of captures found the distance between overlayed face lesions averaged &lt; 2.7 mm. Reconstruction errors were limited to the hands, hair and ear regions.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>TBP has sound potential as a SXRT digital treatment record. Further studies should investigate neck, limbs and scalp lesions to confirm its practical use in SXRT for a larger patient cohort.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16382,"journal":{"name":"Journal of Medical Radiation Sciences","volume":"72 4","pages":"473-482"},"PeriodicalIF":2.0,"publicationDate":"2025-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/jmrs.70012","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144760272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Prior Mammograms on Radiologists and Radiographers' Detection of Different Breast Cancer Lesion Types 既往乳房x光检查对放射科医师和放射技师发现不同乳腺癌病变类型的影响。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-07-28 DOI: 10.1002/jmrs.70015
Judith D. Akwo, Phuong Dung (Yun) Trieu, Melissa L. Barron, Tess Reynolds, Sarah J. Lewis

Introduction

Mammographic interpretation relies on the detection of suspicious abnormal changes, and reference to prior mammograms may support the detection of these changes. However, the influence of prior mammograms on the detection of different breast lesions is unclear. This paper assesses the influence of prior mammograms on the detection of different lesion types in mammograms.

Methods

Mammographic test sets comprising different lesion types were interpreted in two stages. In Stage 1, eight radiologists interpreted current mammograms of 72 women (normal: n = 40; cancer: n = 32) with and without access to the prior mammograms. In Stage 2, 13 radiographers interpreted another test set containing 28 mammograms (normal: n = 19; cancer: n = 9) with and without access to the prior mammograms. Radiologists and radiographers' performances in detecting different lesion types with and without prior mammograms were compared separately using a paired t-test.

Results

In Stage 1, reference to prior mammograms did not improve sensitivity for architectural distortions (p = 0.48), calcifications (p = 0.85), discrete masses (p = 0.45), and non-specific density (p = 0.22). However, prior mammograms improved the detection of spiculated/stellate lesions (p = 0.05) and diagnostic accuracy for architectural distortions (p = 0.006) and discrete/spiculated/stellate masses (p = 0.01). Prior mammograms had no impact on lesion sensitivity (p > 0.05). In Stage 2, no differences were observed in sensitivity and lesion sensitivity when compared to without prior mammograms for all lesion types (p > 0.05), but prior mammograms improved overall diagnostic accuracy (p ≤ 0.002).

Conclusions

Prior mammograms improve the detection of spiculated/stellate lesions but have no impact on the detection of other lesion types when measuring radiologists' and radiographers' performance.

简介:乳房x光检查的解释依赖于可疑的异常变化的检测,参考先前的乳房x光检查可能支持这些变化的检测。然而,先前的乳房x光检查对不同乳腺病变的检测的影响尚不清楚。本文评估了既往乳房x光检查对不同病变类型检测的影响。方法:对不同病变类型的乳腺x线检查结果进行分期分析。在第一阶段,8名放射科医生解读了72名女性的当前乳房x线照片(正常:n = 40;癌症:n = 32)有或没有事先做过乳房x光检查。在第二阶段,13名放射技师解释了另一组包含28张乳房x光片的测试(正常:n = 19;癌症:n = 9)有或没有事先做过乳房x光检查。使用配对t检验分别比较放射科医生和放射技师在有和没有事先乳房x光检查的情况下检测不同病变类型的表现。结果:在第一阶段,参考先前的乳房x光片并没有提高对结构扭曲(p = 0.48)、钙化(p = 0.85)、离散肿块(p = 0.45)和非特异性密度(p = 0.22)的敏感性。然而,先前的乳房x光检查提高了对针状/星状病变的检测(p = 0.05)和对结构扭曲(p = 0.006)和离散/针状/星状肿块的诊断准确性(p = 0.01)。既往乳房x光检查对病变敏感性无影响(p < 0.05)。在第2期,所有病变类型的敏感性和病变敏感性与未进行乳房x光检查的患者相比均无差异(p < 0.05),但既往乳房x光检查提高了总体诊断准确性(p≤0.002)。结论:在衡量放射科医师和放射技师的工作表现时,既往乳房x线检查提高了针状/星状病变的检出率,但对其他类型病变的检出率没有影响。
{"title":"Impact of Prior Mammograms on Radiologists and Radiographers' Detection of Different Breast Cancer Lesion Types","authors":"Judith D. Akwo,&nbsp;Phuong Dung (Yun) Trieu,&nbsp;Melissa L. Barron,&nbsp;Tess Reynolds,&nbsp;Sarah J. Lewis","doi":"10.1002/jmrs.70015","DOIUrl":"10.1002/jmrs.70015","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>Mammographic interpretation relies on the detection of suspicious abnormal changes, and reference to prior mammograms may support the detection of these changes. However, the influence of prior mammograms on the detection of different breast lesions is unclear. This paper assesses the influence of prior mammograms on the detection of different lesion types in mammograms.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Mammographic test sets comprising different lesion types were interpreted in two stages. In Stage 1, eight radiologists interpreted current mammograms of 72 women (normal: <i>n</i> = 40; cancer: <i>n</i> = 32) with and without access to the prior mammograms. In Stage 2, 13 radiographers interpreted another test set containing 28 mammograms (normal: <i>n</i> = 19; cancer: <i>n</i> = 9) with and without access to the prior mammograms. Radiologists and radiographers' performances in detecting different lesion types with and without prior mammograms were compared separately using a paired t-test.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>In Stage 1, reference to prior mammograms did not improve sensitivity for architectural distortions (<i>p</i> = 0.48), calcifications (<i>p</i> = 0.85), discrete masses (<i>p</i> = 0.45), and non-specific density (<i>p</i> = 0.22). However, prior mammograms improved the detection of spiculated/stellate lesions (<i>p</i> = 0.05) and diagnostic accuracy for architectural distortions (<i>p</i> = 0.006) and discrete/spiculated/stellate masses (<i>p</i> = 0.01). Prior mammograms had no impact on lesion sensitivity (<i>p</i> &gt; 0.05). In Stage 2, no differences were observed in sensitivity and lesion sensitivity when compared to without prior mammograms for all lesion types (<i>p</i> &gt; 0.05), but prior mammograms improved overall diagnostic accuracy (<i>p</i> ≤ 0.002).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Prior mammograms improve the detection of spiculated/stellate lesions but have no impact on the detection of other lesion types when measuring radiologists' and radiographers' performance.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16382,"journal":{"name":"Journal of Medical Radiation Sciences","volume":"72 4","pages":"497-503"},"PeriodicalIF":2.0,"publicationDate":"2025-07-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/jmrs.70015","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144731839","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Simulation-Free Palliative Radiation Therapy: Implementing the Value-Based and Easier-Access Model of Care in a Rural Setting 无模拟的姑息性放射治疗:在农村环境中实施基于价值和更容易获得的护理模式。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-07-25 DOI: 10.1002/jmrs.70011
Matthew Fuller, Catherine Osbourne, Rachael Beldham-Collins, Zoe Clarke, Yae Joo Jun, Denise Andree-Evarts, George Warr, Wen-Long Hsieh, Shiaw Juen Tan, Eugene, Caitlin Allen, Rodney Hammond, Thomas Eade

Palliative radiation therapy (RT) is a vital treatment modality for managing symptoms from metastatic disease, but access barriers and workflow inefficiencies can delay or preclude care delivery. Simulation-free RT (SFRT) offers an effective, value-based solution by eliminating the traditional computed tomography (CT) simulation process and utilising existing diagnostic or staging CT scans for treatment planning. This process reduces patient burden and accelerates time to treatment, prioritising patient-centred care over traditional treatment pathways. Key technical considerations include managing dosimetric and geometric variations through appropriate patient selection and quality assurance processes. The successful implementation of SFRT requires a collaborative, multidisciplinary team approach, drawing on expertise from established centres to familiarise the team with the process. Access to diverse diagnostic imaging datasets and collaboration with various imaging providers is crucial. While careful patient selection is essential, our experience demonstrates that SFRT exemplifies value-based healthcare principles by optimising resource utilisation while prioritising patient-centred care, particularly valuable in rural settings where travel distances significantly impact treatment access. This paper aims to review the benefits and technical aspects, as well as provide key considerations for implementing SFRT in palliative RT settings.

姑息性放射治疗(RT)是治疗转移性疾病症状的重要治疗方式,但获取障碍和工作流程效率低下可能会延迟或阻止护理提供。无模拟RT (SFRT)通过消除传统的计算机断层扫描(CT)模拟过程,利用现有的诊断或分期CT扫描来制定治疗计划,提供了一种有效的、基于价值的解决方案。这一过程减轻了患者负担,加快了治疗时间,优先考虑以患者为中心的护理,而不是传统的治疗途径。关键的技术考虑包括通过适当的患者选择和质量保证过程来管理剂量学和几何变化。要成功地执行国别财务报告,就需要一个协作的、多学科的小组办法,利用已建立的中心的专门知识,使小组熟悉这一过程。访问不同的诊断成像数据集和与不同的成像提供者合作是至关重要的。虽然谨慎的患者选择至关重要,但我们的经验表明,SFRT通过优化资源利用,同时优先考虑以患者为中心的护理,体现了基于价值的医疗保健原则,这在交通距离严重影响治疗机会的农村环境中尤其有价值。本文旨在回顾其益处和技术方面,并提供在姑息性RT环境中实施SFRT的关键考虑因素。
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引用次数: 0
Analysis of the Justification for Spinal Computed Tomography (CT) Scans Performed in Togo 在多哥进行脊柱计算机断层扫描(CT)的理由分析。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-07-25 DOI: 10.1002/jmrs.70014
Kokou Adambounou, Komla Nyinèvi Anayo, Amara Youla, Kossivi Pierre Gbodjomé, Akoeté Beleave Kouevidjin, Gilles David Houndetoungan

Introduction

The undeniable benefits of irradiating examinations such as computed tomography (CT) scans should not overshadow their potential harmful effects, particularly late risks. Hence, it is important to justify CT scans requested for patients. The aim of this study is to analyse the justification for CT scans in all health facilities with a functional medical scanner in Togo.

Methods

This was a prospective descriptive study of spinal CT scans performed between 1st June and 31st August 2021 and interpreted by a radiologist in seven functional CT units in Togo. The analysis of the justification was based in particular on the formulation of the clinical indication, the consistency of the clinical indication with the requested CT scan, and the compliance of the clinical indication with the Best Practice Guidelines of the Société Française de Radiologie (SFR) and the Société Française de Médecine Nucléaire (SFMN).

Results

The 355 spinal CT scans included were exclusively cervical, dorsal and lumbar in 15.5%, 3.1% and 68.2% of the patients, respectively. The mean age of the patients was 48.2 years, with a sex ratio of 1.1:1.0. Approximately 69% of patients had a spinal CT scan within 3 days or less. Specialist (70.2%) and general practitioner (22.3%) were the most frequent requesters; 92.1% of the patients requested a non-radiating or less radiating imaging test before the CT scan. Non-physician staff (paramedics) accounted for 2.5% of requesters. The formulation of the clinical indication was good in 89.9%, acceptable in 7.6% and wrong in 2.5% of the patients. These indications were consistent with the examination requested in 98.9% of the cases and complied with the SFR's best practice guidelines in 72.1% of the cases. Spinal CT scans were pathological in 91% of the patients. The more clearly the clinical indications were formulated, the more significantly the results were pathological. Overall, in 34.1% of the cases, the CT scans performed were deemed not to be justified.

Conclusion

A significant number of spinal CT scans performed in Togo were not justified. Efforts must be made by both requesters and providers of medical imaging examinations to ensure judicious medical use of irradiating examinations in Togo.

引言:不可否认的是,诸如计算机断层扫描(CT)等放射检查的益处不应掩盖其潜在的有害影响,特别是晚期风险。因此,对患者要求的CT扫描进行证明是很重要的。本研究的目的是分析在多哥所有配备功能性医疗扫描仪的卫生设施中进行CT扫描的理由。方法:这是一项前瞻性描述性研究,对2021年6月1日至8月31日期间进行的脊柱CT扫描进行了分析,并由放射科医生在多哥的七个功能CT单元中进行了分析。对理由的分析主要基于临床适应症的制定、临床适应症与所要求的CT扫描的一致性,以及临床适应症是否符合法国放射学会(SFR)和法国 医学会(smn)的最佳实践指南。结果:355例脊柱CT扫描均为颈椎、背侧和腰椎,分别占15.5%、3.1%和68.2%。患者平均年龄48.2岁,性别比为1.1:1.0。大约69%的患者在3天或更短时间内进行了脊柱CT扫描。专科医生(70.2%)和全科医生(22.3%)是最常见的求诊者;92.1%的患者要求在CT扫描前做无辐射或低辐射的影像学检查。非医师工作人员(护理人员)占请求者的2.5%。临床指征的制定合格率为89.9%,可接受率为7.6%,错误率为2.5%。这些适应症与98.9%的病例所要求的检查一致,72.1%的病例符合SFR的最佳实践指南。91%的患者脊柱CT扫描呈病理。临床指征越明确,病理结果越明显。总体而言,34.1%的病例认为CT扫描不合理。结论:在多哥进行的大量脊柱CT扫描是不合理的。医疗成像检查的请求者和提供者都必须作出努力,确保在多哥明智地在医疗上使用辐射检查。
{"title":"Analysis of the Justification for Spinal Computed Tomography (CT) Scans Performed in Togo","authors":"Kokou Adambounou,&nbsp;Komla Nyinèvi Anayo,&nbsp;Amara Youla,&nbsp;Kossivi Pierre Gbodjomé,&nbsp;Akoeté Beleave Kouevidjin,&nbsp;Gilles David Houndetoungan","doi":"10.1002/jmrs.70014","DOIUrl":"10.1002/jmrs.70014","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>The undeniable benefits of irradiating examinations such as computed tomography (CT) scans should not overshadow their potential harmful effects, particularly late risks. Hence, it is important to justify CT scans requested for patients. The aim of this study is to analyse the justification for CT scans in all health facilities with a functional medical scanner in Togo.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>This was a prospective descriptive study of spinal CT scans performed between 1st June and 31st August 2021 and interpreted by a radiologist in seven functional CT units in Togo. The analysis of the justification was based in particular on the formulation of the clinical indication, the consistency of the clinical indication with the requested CT scan, and the compliance of the clinical indication with the Best Practice Guidelines of the Société Française de Radiologie (SFR) and the Société Française de Médecine Nucléaire (SFMN).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>The 355 spinal CT scans included were exclusively cervical, dorsal and lumbar in 15.5%, 3.1% and 68.2% of the patients, respectively. The mean age of the patients was 48.2 years, with a sex ratio of 1.1:1.0. Approximately 69% of patients had a spinal CT scan within 3 days or less. Specialist (70.2%) and general practitioner (22.3%) were the most frequent requesters; 92.1% of the patients requested a non-radiating or less radiating imaging test before the CT scan. Non-physician staff (paramedics) accounted for 2.5% of requesters. The formulation of the clinical indication was good in 89.9%, acceptable in 7.6% and wrong in 2.5% of the patients. These indications were consistent with the examination requested in 98.9% of the cases and complied with the SFR's best practice guidelines in 72.1% of the cases. Spinal CT scans were pathological in 91% of the patients. The more clearly the clinical indications were formulated, the more significantly the results were pathological. Overall, in 34.1% of the cases, the CT scans performed were deemed not to be justified.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>A significant number of spinal CT scans performed in Togo were not justified. Efforts must be made by both requesters and providers of medical imaging examinations to ensure judicious medical use of irradiating examinations in Togo.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16382,"journal":{"name":"Journal of Medical Radiation Sciences","volume":"72 4","pages":"490-496"},"PeriodicalIF":2.0,"publicationDate":"2025-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/jmrs.70014","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144718025","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sonographic Anatomy and Imaging of the Extracranial Component of the Hypoglossal Nerve (CNXII) 舌下神经颅外部分的超声解剖与成像。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-07-18 DOI: 10.1002/jmrs.70010
Michelle Fenech, Jodie Gallagher, Laurelie R. Wishart, Clare Berry, Michael Foster-Greenwood

The hypoglossal nerve (HN) provides motor innervation to tongue muscles responsible for tongue movement, speech, mastication, swallowing, respiratory functions and management of oral secretions. Injury, compression, entrapment or lesions of the HN at any point along its path can result in HN palsy and subsequent dysphagia, dysarthria and tongue muscular atrophy. A combined imaging approach is required to investigate the HN and causes of HN palsy. Magnetic resonance imaging (MRI) and computed tomography (CT) imaging are used to investigate the intracranial HN and where it emerges in the upper neck. The extracranial HN can be assessed by sonographic imaging along with the muscles directly and indirectly innervated by the HN. Ultrasound imaging can be challenging without an appropriate understanding of the detailed relative anatomy of the HN and the muscles it innervates, the associated sonographic technique and sonographic appearances, all of which are outlined in this paper.

舌下神经(HN)为舌头肌肉提供运动神经支配,负责舌头运动、言语、咀嚼、吞咽、呼吸功能和口腔分泌物的管理。HN在其路径上任何一点的损伤、压迫、卡压或病变可导致HN麻痹和随后的吞咽困难、构音障碍和舌肌萎缩。需要联合成像方法来研究HN及其麻痹的原因。磁共振成像(MRI)和计算机断层扫描(CT)成像用于研究颅内HN及其在上颈部出现的位置。颅外HN可通过超声显像及直接或间接受HN支配的肌肉来评估。超声成像可能具有挑战性,如果没有适当了解HN及其支配的肌肉的详细相关解剖结构,相关的超声技术和超声表现,所有这些都在本文中概述。
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引用次数: 0
Investigating Factors Influencing Fatigue and Medical Imaging Technologist Performance on Night Shift: An Initiative to Improve Healthcare Delivery 调查影响疲劳和医学成像技术人员夜班表现的因素:一项改善医疗保健服务的倡议。
IF 2 Q3 RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING Pub Date : 2025-07-18 DOI: 10.1002/jmrs.70013
Trevor Gillbard, Dane Thompson, Nicole Emma Andrews

Introduction

It is widely recognised that night shifts can cause fatigue, negatively impact cognitive performance and increase the risk of accidents. This quality improvement project aimed to better understand factors impacting on fatigue levels of medical imaging technologists who perform night shifts at metropolitan hospitals in Australia.

Methods

All medical imaging technologists (i.e., radiographers and sonographers) employed at two Australian metropolitan hospitals who had performed night shifts within the last year were invited to complete a custom-made electronic survey. Quantitative survey responses were examined using a combination of descriptive and comparative statistics. An applied thematic analysis was used to examine qualitative findings from open-ended questions.

Results

Medical imaging technologists perceive roster patterns with more consecutive night shifts and more rostered days off following night shifts to be less fatiguing and more sustainable. Fatiguing factors, including being awake at night and longer shift lengths, were perceived as significantly more fatiguing during the first 3 days of night shifts. The self-reported time taken to return to a normal sleep routine following night shifts was a mean of 3.2 days. Workload was rated as the factor that caused the highest levels of fatigue throughout a night shift roster. The majority of participants expressed that organisation-level changes are needed to reduce fatigue levels.

Conclusion

Organisation level strategies to: (1) reduce workloads, and (2) enable rosters with more consecutive night shifts are needed to help medical imaging technologists effectively manage fatigue levels. The small sample size may limit the generalisability of findings.

导读:人们普遍认为夜班会导致疲劳,对认知能力产生负面影响,并增加事故风险。本质量改进项目旨在更好地了解影响澳大利亚大城市医院夜班医疗成像技术人员疲劳程度的因素。方法:邀请澳大利亚两家大城市医院去年夜班的所有医学影像技师(即放射技师和超声技师)完成一项定制的电子调查。定量调查的答复采用描述性统计和比较统计相结合的方法进行检验。应用主题分析用于检查开放式问题的定性结果。结果:医学影像技术人员认为,更连续的夜班和更多的夜班后休假的花名册模式更少疲劳,更可持续。疲劳因素,包括夜间清醒和较长的轮班长度,被认为在夜班的前3天更容易疲劳。夜班后恢复正常睡眠所需的自我报告时间平均为3.2天。工作量被认为是导致整个夜班人员疲劳程度最高的因素。大多数与会者表示,需要从组织层面进行变革,以减少员工的疲劳程度。结论:组织层面的策略:(1)减少工作量,(2)需要更多连续夜班的名册,以帮助医学成像技术人员有效地管理疲劳水平。小样本量可能限制了研究结果的普遍性。
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引用次数: 0
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Journal of Medical Radiation Sciences
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