Cláudia Sá dos Reis

HES-SO University of Applied Sciences and Arts Western Switzerland · Haute Ecole de Sante Vaud

Introduction: The escalating use of Computed Tomography (CT) has promoted higher radiographer workload, which can contribute to an increase of risks such as stress, job dissatisfaction, and potential health and safety issues. This study aimed to assess the impact of organizational , spatial, and temporal factors on procedures and workload in a CT u...

Introduction: Artificial Intelligence (AI) is increasingly implemented in medical imaging practice, however, its impact on radiographers practice is not well studied. The aim of this study was to explore the perceived impact of AI on radiographers' activities and profession in Switzerland. Methods: A survey conducted in the UK, translated into Fren...

Purpose: The purpose of this study is to identify suitable MRI sequences and evaluate the feasibility and performance of MRI for total hip arthroplasty (THA) preoperative planning. Method: A multicentric pilot study was conducted to evaluate DP TSE and T1 GRE 3D sequences. Highresolution pelvis, hip, knee and ankle images were acquired. Protocols w...

Purpose: Artificial intelligence (AI) in positron emission tomography/computed tomography (PET/CT) can be used to improve image quality when it is useful to reduce the injected activity or the acquisition time. Particular attention must be paid to ensure that users adopt this technological innovation when outcomes can be improved by its use. The ai...

Introduction: Many of the tasks performed by radiographers rely on effective communication with patients. This study aims to evaluate radiographers' experiences communicating with patients to determine what communication skills they believe they have, challenges they encounter and any familiarity with communication tools. It also assesses their wil...

Purpose The aim of this study was to summarise main techniques to reduce dose for CT lung cancer screening. Methods and materials The scoping review was conducted according to the Joanna Briggs Institute (JBI) methodology (1). Inclusion and exclusion criteria This scoping review was performed to summarise the evidence concerning the use of low-do...

The aim of this study was to explore the perceived impact of artificial intelligence (AI) on radiographers’ activities and profession in Switzerland. A survey conducted in the UK, translated into French and German, was disseminated through professional bodies and social media. The participants were Swiss radiographers (clinical/educators/ researche...

Focused ultrasound devices can provide haptic sensations in a non-contact manner without constraint or weight. However, the presentation power is relatively low compared to contact-type devices. This study proposes a haptic presentation actuator that enhances the perception of virtual protrusions generated by a focused ultrasound device. Skin defor...

Introduction: A positive experience in mammography is essential for increasing patient attendance and reattendance at these examinations, whether conducted for diagnostic or screening purposes. Mam-mograms indeed facilitate early disease detection, enhance the potential for cure, and consequently reduce breast cancer mortality. The main objective o...

Osteoporotic vertebral fractures (OVFs) are often not reported by radiologists on routine chest radiographs. This study aims to investigate the clinical value of a newly developed artificial intelligence (AI) tool, Ofeye 1.0, for automated detection of OVFs on lateral chest radiographs in post-menopausal women (>60 years) who were referred to under...

Background Autistic individuals encounter numerous barriers in accessing healthcare, including communication difficulties, sensory sensitivities, and a lack of appropriate adjustments. These issues are particularly acute during MRI scans, which involve confined spaces, loud noises, and the necessity to remain still. There remains no unified approac...

Introduction: Radiographers' profession is constantly evolving, which demands adaptation of education and training programs to build up medical imaging and radiation therapy professionals (MIRTPs) that provide healthcare to improve patient experience and outcomes. This study aimed to map radiographers' practices, competences, and autonomy level in...

Aim: The aim of the study was to investigate the current role of conventional radiography examinations in Western Switzerland and the main clinical indications required to justify the use of this imaging examination. Methods: Ethical approval was obtained from Vaud Ethics committee (Ref 2020-00311). An online questionnaire was specifically desig...

Introduction: To investigate the exposure parameters for thoracic spine/(TS) radiography that allows the image acquisition at the lowest dose possible, while maintaining an adequate image quality/(IQ) to identify all relevant anatomical criteria. Methods: An experimental phantom study was conducted, and 48 different radiographs of TS (24 AP/24 l...

Artificial intelligence (AI) has transitioned from the lab to the bedside, and it is increasingly being used in healthcare. Radiology and Radiography are on the frontline of AI implementation, because of the use of big data for medical imaging and diagnosis for different patient groups. Safe and effective AI implementation requires that responsible...

Aim: To overview Artificial Intelligence (AI) developments and applications in breast imaging (BI) focused on providing person-centred care in diagnosis and treatment for breast pathologies. Methods: The scoping review was conducted in accordance with the Joanna Briggs Institute methodology. The search was conducted on MEDLINE, Embase, CINAHL, W...

Background: Autistic individuals might undergo a magnetic resonance imaging (MRI) examination for clinical concerns or research. Increased sensory stimulation, lack of appropriate environmental adjustments, or lack of streamlined communication in the MRI suite may pose challenges to autistic patients and render MRI scans inaccessible. This study a...

Introduction: Autistic individuals may require medical imaging but they can face barriers that are related to lack of adjustments in their care. This study aims to explore and understand strategies currently used by Swiss radiographers to image autistic patients and to propose recommendations for clinical practice. Methods: The Swiss Ethics of t...

Mammography equipment must be assessed regularly to ensure that images will be of acceptable diagnostic quality with keeping radiation dose as low as reasonably practicable. Quality Assurance (QA) aims to provide systematic and constant improvement through a feedback mechanism to address the technical, clinical and training aspects (Reis et al., In...

Mammography is one of the most technically demanding examinations in radiography. The requirements of imaging very small calcifications at the same time as low-contrast masses, at very low doses suitable for screening, have placed great demands on this imaging technology. This has resulted in the development of radiographic equipment dedicated spec...

Introduction: The Radiography Research Ethics Standards for Europe (RRESFE) project aims to provide a cross-sectional snapshot of current research ethics systems, processes, and awareness of such, across Europe together with identifying the associated challenges, education, and training needs. Methods: A cross-sectional online survey targeting r...

Introduction: The Radiography Research Ethics Standards for Europe (RRESFE) project aimed to provide a cross-sectional view of the current state of radiography research ethics across Europe. This included investigating education and training in research ethics, and identifying the key challenges and potential improvements associated with using exis...

Radiography/Medical Radiation Sciences requires a specific body of knowledge acquired through formal education, train- ing and research and commands specific skills and competences to achieve the required professional recognition. However, in many countries around the world, Radiography/Medical Ra- diation Sciences is not yet recognised as a profes...

Objective: The objective of this review is to map the global evidence on interventions aiming to enhance the patient experience during mammography examination. Introduction: Mammography is the examination of choice to detect breast cancer, which is the most common malignant condition among women globally. However, this examination can cause psychol...

Background: Work-related musculoskeletal disorders (WRMSDs) are a significant occupational health concern in radiographers. Objective: This study aimed to describe radiographers' WRMSDs symptoms prevalence and severity, exploring associations with occupational risk factors. Methods: A cross-sectional study was conducted to explore WRMSDs sympt...

Work-related musculoskeletal disorders (WRMSDs) symptoms are frequent in healthcare workers. In Radiology Departments, demanding postures assumed by radiographers frequently occurred. Chest plain radiography to bed-ridden patients is one of the most demanding ones. To evaluate postural strain in radiographers’, professional activity was simulated d...

Lay abstract: Autistic patients often undergo magnetic resonance imaging examinations. Within this environment, it is usual to feel anxious and overwhelmed by noises, lights or other people. The narrow scanners, the loud noises and the long examination time can easily cause panic attacks. This review aims to identify any adaptations for autistic i...

Abstract Introduction Autistic individuals undergoing magnetic resonance imaging (MRI) examinations may face significant challenges, mainly due to sensory overload and MRI environment-related limitations. This study aimed to explore radiographers’ perspectives and experiences regarding MRI scanning of autistic individuals. Methods Data collection w...

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Purpose: To characterise the mammography technique used in breast cancer screening programmes for breast implants (BI) and to identify if the image quality (IQ) criteria available in literature are applicable to BI imaging. Methods: The study was conducted in two phases: literature review to find IQ criteria used in mammography combining keyword...

Background: To investigate lateral lumbar spine radiography technical parameters for reduction of effective dose whilst maintaining image quality (IQ). Methods: Thirty-six radiograms of an anthropomorphic phantom were acquired using different exposure parameters: source-to-detector distance (SDD) (100, 130 or 150 cm), tube potential (75, 85 or 9...

Aims: To identify image quality criteria that can be applied to assess breast implant (BI) mammograms according to radiologists and radiographers' perspectives and to explore the level of agreement about criteria priority. Methods: A two-round Delphi method using a questionnaire was applied to identify the level of agreement between experts, ask...

Introduction To determine the impact of reduced visual acuity on the evaluation of a test object and appendicular radiographs. Methods Visual acuity was reduced by two different magnitudes using simulation glasses and compared to normal vision (no glasses). During phase one phantom images were produced for the purpose of counting objects by 13 obs...

Aims: To identify image quality criteria that can be applied to assess breast implant (BI) mammograms according to radiologists and radiographers' perspectives and to explore the level of agreement about criteria priority. Methods: A two-round Delphi method using a questionnaire was applied to identify the level of agreement between experts, asking...

Introduction: Immobilisation may be necessary to ensure patient safety and examination success in paediatric medical imaging. Little guidance exists regarding the selection of different immobilisation methods. The purpose of this study was to explore radiographers' selection of immobilisation methods in paediatric medical imaging and the influence...

Objectives: This pilot study aimed to characterize and compare radiographers' mammography practice, including quality control and continuous professional development in five European countries. Methods: Online survey was performed to collect data regarding participants' profile, institution's profile, mammography practice, quality control and co...

Breast density, a measure of dense fibroglandular tissue relative to non-dense fatty tissue, is confirmed as an independent risk factor of breast cancer. Although there has been an increasing interest in the quantitative assessment of breast density, no research has investigated the optimal technical approach of breast MRI in this aspect. Therefore...

Purpose: To identify the most relevant image criteria that can be applied in the analysis of mammography exams performed in patients with breast implants (BI). Methods and Materials: The study was conducted in 2 phases: i) literature review to find critical imaging criteria used to assess mammography exams; ii) assessment of 1207 BI mammograms to i...

Purpose: To investigate the optimal exposure parameters in lateral lumbar spine radiograph for dose reduction while maintaining adequate image quality. Methods and Materials: 36 images were acquired manipulating exposureparameters: source-to-detector distance (SDD) (100cm, 130cm, 150cm), beam energy (85kVp±10), beam intensity (4.5mAs, 9mAs, 18mAs)...

Aim: This review aimed to identify the current practices followed worldwide dedicated to study musculo-skeletal system, chest, neck and abdominal areas using plain radiography. Objectives: 1-To identify radiography protocols thar are evidence-based for MSK studies 2-To characterize the most common techniques used to acquire radiographs for MSK stud...

Aim: To explore what influences the choices of medical imaging technologists (MITs) when selecting immobilisation methods for paediatric radiological examinations. Methods: A mixed methods design was used. An online questionnaire was distributed to MITs in Australia and New Zealand to investigate which methods are used and what influences their ch...

purpose: To identify the main influences on radiographers’ decisions about immobilisation methods in paediatric radiological examinations. Methods and Materials: Australian and New Zealand radiographers were recruited to complete an online questionnaire identifying their use of different immobilisation methods and the influences on their choices. F...

Diagnostic imaging pathways are developed to ensure that medical imaging examinations are appropriately selected and referred by clinicians with the aim of justifying the use of imaging modalities for clinical diagnosis. Failing to comply with the imaging pathways or guidelines results in exposing patients to unnecessary ionising radiation due to m...

Background: To determine the accuracy of synchrotron radiation computed tomography (CT) for measurement of stent wire diameters for in vitro simulation of endovascular aneurysm repair by four different types of stent grafts when compared to conventional CT images. Methods: This study was performed using an aorta model with implantation of four a...

Introduction: The study aimed to characterize breast imaging education and identify its strengths, difficulties and needs across five European countries according to student, radiographer and teaching staff perspectives. Methods: An observation grid was used to collect data regarding breast imaging education and three questionnaires targeted to...

Introduction: This study aims to compare motivations, expectations and work plans of students and teaching-staff from four different European radiography programs, it aims also to explore areas that could be included to advance post graduate studies. Methods: Two different questionnaires (open- and closed-end questions) were applied to key-infor...

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Comparison of curricula, clinical experiences and attributes of radiography programmes delivered by four European educational institutions C.S. Reis1, S. Mæhle2, J.A. Pires Jorge3, H. York4, L. Flaction3, S. Johansen2; 1Perth/AU, 2Oslo/NO, 3Lausanne/CH, 4Herts/UK Purpose: To compare the curricula, teaching/learning strategies, skills, clinical p...

A comparative study about motivations, expectations and professional development in four European radiography programmes C.S. Reis1, J. Pires Jorge2, S. Mæhle3, H. York4, L. Flaction2, S. Johansen3; 1Perth/AU, 2Lausanne/CH, 3Oslo/NO, 4Herts/UK Purpose: To compare motivations, expectations and work plans of recent graduated students and teaching-...

Abstract Purpose: The purpose of this study was to identify variability in mammography practice focused on approach to select exposure parameters, breast compression, quality control procedures, image quality assessment and guidelines in use in five European countries. Methods and Materials: This study was cross sectional survey based on an online...

Abstract Purpose: The purpose of this study was to identify areas that require update on specific knowledge to allow the progression of radiographers' practice in mammography. Methods and Materials: This study was a cross sectional online survey based on online questionnaire addressed to clinical radiographers in five European countries about train...

Introduction The aim of this study was to compare radiography curricula, teaching/learning strategies, skill development, clinical practice outcomes and research development delivered by four European educational institutions. Methods This study was carried out in two phases: the first focused on curricula analysis; the second involved online ques...

To characterise the mean glandular dose (MGD) in a sample of healthcare providers for digital mammography in Portugal. To compare the achieved values with European references. The MGD was measured on a poly-methyl-methacrylate phantom (45 mm) for each system using dosimeters. In addition, MGD was estimated using exposure settings collected from mam...

Introduction: This study aims to explore current challenges in mammography education from the perspectives of radiography teachers, mentors and students. Methods: A qualitative study including two focus groups interviews, with radiography teachers/mentors (n = 5) and student radiographers (n = 5) exploring their perspectives on challenges in mam...

Objectives: To identify alternatives for radiographers' postures while performing mammography that can contribute to reduce the risk of work-related musculoskeletal disorders (WRMSDs). Methods: Radiographers' postures to positioning craniocaudal (CC) and mediolateral oblique (MLO) views were simulated without any intervention for three scenarios...

Objectives This study aims to identify European radiographers’ challenges in clinical performance in mammography and the main areas of mammography that require more and better training. Methods An extensive search was performed to identify relevant studies focused on clinical practice, education and training in mammography published between January...

PurposeTo assess current practices in digital mammography (DM) in Portuguese healthcare providers using digital systems. To investigate compliance with European standards regarding mean glandular dose and quality control practice and to identify optimisation needs. Methods Two questionnaires, targeted at breast radiographers and chief radiographers...

Purpose: To determine a set of acquisition parameters for infantile scoliosis in anteroposterior (AP) digita radiography using low effective dose (E) whilst retaining adequate image quality (IQ) for visual evaluation using 1 year-old anthropomorphic phantom. Methods and Materials: 48 images of the phantom full spine were acquired in AP position var...

Purpose: To identify the main challenges and difficulties in mammography education around Europe according to three perspectives - students, teaching- staff and radiographers. Methods and Materials: Questionnaires were developed and applied in five European countries to collect data regarding individual profile, academic background, challenges, dif...

Purpose: To investigate the ergonomic characteristics of mammography equipment and identify strategies to improve radiographers’ postures to reduce the risk of work-related musculoskeletal disorders (WRMSDs). Methods and Materials: The study was conducted in two phases. During the first phase, the standard breast positions used in mammography exams...

Purpose: The aim of this study was to identify European radiographers’ most common challenges of clinical performance and mammography training. Methods and Materials: An extensive search was performed to identify studies focused on clinical practice and on training in mammography published in the English language between January 2010 and December 2...

Breast Tomosynthesis is a novel technique that has been increasingly used for breast imaging. In this work the dose distribution pattern in 2D digital mammography and 3D tomosynthesis were measured and compared. A semicircular PMMA slab phantom with dimensions 24 cm length and 45 mm thick was prepared. Some slabs contained inserts for the placement...

The aim of this paper is the characterization of four thermoluminescence detectors (TLD), namely, LiF:Mg,Ti, LiF:Mg,Cu,P, Li2B4O7:Mn and Li2B4O7:Cu for the measurement of the entrance surface air kerma (ESAK) and estimation of the mean glandular dose (MGD) in digital mammography examinations at hospitals and clinics. Low-energy x-ray beams in the t...

This integrative review aimed to characterise the variability in mammography practice and education as well as to identify challenges in clinical education and daily mammography practice.

Learning Objectives: 1. To understand the current developments in digital mammography. 2. To be aware of the potential of tomosynthesis in breast imaging. 3. To be familiar with the current limitations of digital mammography in breast imaging. Abstract In the past two decades technology developments in breast imaging technology took place. A milest...

Abstract: Objectives: To verify if the mAs and reconstruction techniques affect the visualisation of relevant structures in lung Computed Tomography (CT) using a phantom. Methods: Images were acquired using varying mAs and reconstruction techniques. Image quality (IQ) was analysed applying two approaches: perceptual, using 5 observers and objective...

Abstract: Objectives: To verify if the mAs and reconstruction techniques affect the visualisation of relevant structures in lung Computed Tomography (CT) using a phantom. Methods: Images were acquired using various mAs and reconstruction techniques. Image quality (IQ) was analysed applying two approaches: perceptual, using 5 observers and objective...

O sucesso da aquisição de competências de literacia da informação no ensino superior garante-se através do trabalho colaborativo entre bibliotecários e professores. Em janeiro de 2015, uma equipa composta por uma professora de radiologia, uma professora de estatística e uma bibliotecária deslocaram-se ao Instituto Superior de Ciências de Saúde (em...

Review about practice in mammography.

Download it for free here - http://usir.salford.ac.uk/34439/

Mammography equipment must be evaluated to ensure that images will be of acceptable diagnostic quality with lowest radiation dose. Quality Assurance (QA) aims to provide systematic and constant improvement through a feedback mechanism to address the technical, clinical and training aspects [1, 2]; Quality Control (QC), in relation to mammography eq...

Mammography is one of the most technically demanding examinations in radiology, and it requires X-ray technology designed specifically for the task. The pathology to be imaged ranges from small (20–100 μm) high density microcalcifications to ill-defined low contrast masses. These must be imaged against a background of mixed densities. This makes de...

Objectives Identify radiographers’ postures during frequent mammography procedures related to the mammography equipment and patient characteristics. Methods A postural task analysis was performed using images acquired during the simulation of mammography positioning procedures. Simulations included craniocaudal/(CC) and mediolateral-oblique/(MLO) p...

Aim: Optimise a set of exposure factors, with the lowest effective dose, to delineate spinal curvature with the modified Cobb method in a full spine using computed radiography (CR) for a 5-year-old paediatric anthropomorphic phantom. Methods: Images were acquired by varying a set of parameters: positions (antero-posterior (AP), postero- anterior (P...