𝐌𝐨𝐡𝐚𝐦𝐞𝐝 𝐀𝐛𝐮𝐳𝐚𝐢𝐝

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𝐌𝐨𝐡𝐚𝐦𝐞𝐝 verified their affiliation via an institutional email.

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• Doctor of Philosophy
• Professor (Associate) at University of Sharjah

Introduction: Burnout and empathy are key factors influencing healthcare professionals' performance, particularly among radiography students, who face the dual challenges of mastering technology and ensuring patient care. This study explores the relationship between burnout and empathy among undergraduate radiography students in the Middle East, wi...

Background X-ray imaging is a pivotal diagnostic tool that poses health risks from absorbed radiation doses. This study aimed to determine the variation in the effective dose between posterior–anterior (PA) and anterior–posterior (AP) projections and assess the impact of sex on these doses using the PCXMC simulation software. Methods A Philips rad...

Abstract Background Bone scans using technetium-99m methylene diphosphonate (99mTc-MDP) are widely used in nuclear medicine for diagnosing various bone disorders. However, the radiation exposure associated with these procedures necessitates careful consideration and optimization. Aim This study aimed to evaluate radiation doses in terms of Effectiv...

Background: Cone beam computed tomography (CBCT) is widely used in dentistry but involves exposure to ionizing radiation, raising concerns about radiation-induced thyroid or eye damage. This study aimed to assess the effectiveness of barium sulfate shields for the thyroid and eye during dental CBCT scans. Methods: An experimental study measured sur...

Introduction Sustainability in healthcare, particularly in medical imaging, is increasingly important as healthcare operations contribute significantly to global emissions. Radiographers, as integral members of imaging departments, play a vital role in implementing sustainable practices. This study examines radiographers’ perceptions, practices, an...

Background/Objectives: High-resolution chest computed tomography (HRCT) is a critical diagnostic tool, but radiation dose optimization remains a significant concern. Traditional dose metrics such as the volume CT dose index (CTDIvol) and dose-length product (DLP) do not adequately account for patient size variations. This study aimed to assess the...

Objectives This study assesses radiologists’ knowledge, attitudes, and practices regarding healthcare sustainability. With radiology’s substantial environmental impact, sustainable practices are crucial to reduce energy use, waste, and resource depletion. The study evaluates radiologists’ awareness, engagement, and perceived barriers to sustainable...

Background/Objectives: The current literature reveals a gap in understanding how rehabilitation professionals, such as physical and occupational therapists, perceive and prepare to implement artificial intelligence (AI) in their practices. Therefore, we conducted a cross-sectional observational study to assess the perceptions, knowledge, and willin...

Introduction: Radiography students experience high levels of stress due to demanding academic studies and clinical training. Expanding this study to different settings could provide insights for customized interventions. This study aims to investigate the prevalence and causes of stress experienced by radiography students across university settings...

Background: Computed Tomography (CT) is crucial in medical diagnosis, particularly for head examinations. Diagnostic Reference Levels (DRLs) are pivotal in balancing diagnostic efficacy with radiation safety. International organizations such as the International Atomic Energy Agency (IAEA) and the International Commission on Radiological Protection...

Background Artificial Intelligence (AI) is becoming integral to the health sector, particularly radiology, because it enhances diagnostic accuracy and optimizes patient care. This study aims to assess the awareness and acceptance of AI among radiology professionals in Saudi Arabia, identifying the educational and training needs to bridge knowledge...

Introduction The landscape of medical education has witnessed significant transformations over the past decades, particularly with the advent of active teaching methodologies. However, despite these advancements, the traditional theoretical assessment methods have remained largely unchanged. This lack of evolution in assessment systems poses a chal...

Background: Dental panoramic radiography (DPR) and cone beam computed tomography (CBCT) are an imaging modalities in dentistry. However, these procedures involve exposure to ionising radiation, raising concerns about radiation-induced thyroid damage. To mitigate these risks, thyroid shields have been introduced. This study aimed to evaluate the eff...

Objective: This study aimed to retrospectively assess the benefits of combining low-dose computed tomography (LDCT) with ventilation/perfusion single-photon emission computed tomography (V/Q SPECT) for the diagnosis of pulmonary embolism (PE). Methods: A retrospective analysis was performed on 92 patients with suspected PE who underwent V/Q SPECT w...

Objective This study evaluates the level of radiation safety awareness and adherence to protective practices among pregnant female radiographers in the United Arab Emirates, aiming to identify gaps and develop targeted interventions for enhancing occupational safety. Methods Employing a cross-sectional design, the study surveyed 133 female radiogr...

Introduction Image quality reduction due to metallic artefacts is a significant challenge during vascular computed tomography (CT) imaging of the lower extremities in patients with hip prostheses. This study aims to analyse various reconstruction algorithms' ability to reduce metal artefacts due to two types of hip prostheses during lower extremity...

Background: Radiographers are at risk of developing musculoskeletal injuries (MSIs) due to their job’s physical demands, including using lead garments for radiation protection during fluoroscopy procedures. This study aims to investigate the impact of lead garments on MSIs and physical activity among Saudi radiographers. Methods: A cross-sectional...

Aim: This study aims to identify the prospective skill require- ments for future radiographers practising in the United Arab Emi- rates (UAE). Such information will inform educational institutions, healthcare organisations, and policymakers in developing effective strategies. Methods: A cross-sectional study was conducted involving currently practi...

Objective: This study investigates the correlation between patient body metrics and radiation dose in abdominopelvic CT scans, aiming to identify significant predictors of radiation exposure. Methods: Employing a cross-sectional analysis of patient data, including BMI, abdominal fat, waist, abdomen, and hip circumference, we analyzed their relation...

The landscape of medical education has witnessed significant transformations over the past decades, particularly with the advent of active teaching methodologies. However, despite these advancements, the traditional theoretical assessment methods have remained largely unchanged. This lack of evolution in assessment systems poses a challenge, as it...

Background: This study aimed to investigate the occupational exposure of undergraduate radiography students to ionising radiation and evaluate the effectiveness of safety protocols and training in reducing radiation exposure. Methods: This study tracked undergraduate radiography students from the University of Sharjah, UAE, using thermoluminescent...

Introduction: The practice of sonography in the United Arab Emirates is evolving rapidly. This study explores the professional landscape and challenges of sonography practice in the United Arab Emirates, focusing on identifying areas for improvement in education, practice scope, and professional development. Methods: Employing qualitative methodolo...

Direct Digital Radiography (DDR) has dramatically impacted medical imaging by providing fast, high-quality radiographic images. It offers several advantages: instant image acquisition, efficient image storage and transmission, advanced image processing algorithms, and dose reduction capabilities. However, the misuse of DDR can lead to suboptimal im...

Introduction: This paper discusses the current medical sonographer status in the United Arab Emirates (UAE). The paper explores the current education, skills, job description, and challenges towards developing sonography professions and a sonographer framework. Methods: The study employed a quantitative descriptive research approach using a cross-s...

There has been an increase in positron emission tomography (PET)/computed tomography (CT) imaging procedures, and medical workers involved in PET/CT are at increased risk of occupational exposure. Data on extremity dose exposure are limited globally. The current study aimed to evaluate the occupational radiation dose for extremities for medical wor...

Background: This study aims to comprehensively understand the motivations driving radiographers in five Arab countries to engage in research. (2) Methods: A cross-sectional study employing an anonymous online survey was conducted for 12 weeks from May to July 2023. The study sample consisted of 250 radiographers, with equal representation from Iraq...

Introduction: This paper analyses patient satisfaction with radiology services in the United Arab Emirates (UAE). The study evaluates the care, comfort, service, and accessibility of the services and patient satisfaction with imaging procedures. Methods: The research design employed a descriptive, cross-sectional approach, and data were collecte...

OBJECTIVE: This study aims to compare the effect of contrast enhancement high-resolution computed tomography (ceHRCT) with plain high-resolution computed tomography (pHRCT) of the lung volume in covid-19 patients. MATERIALS & METHODS: 450 covid-19 patients who underwent pHRCT and ceHRCT thorax from 2020-2021 were collected. The data of the pHRCT an...

Pediatric patients benefited from nuclear medicine (NM) results. NM provides information regarding the general and localized function of the body's organs, systems, and lesions. This includes applications in the bone, neuro, renal, cardiovascular, endocrine, and other organ systems, as well as in detecting and managing cancer. The administration of...

The use of blended educational approaches, including HyFlex simulation in recent years and during the COVID-19 pandemic, has impacted medical education and has drawn attention to a new teaching method. However, integrating new teaching methods has its advantages and disadvantages. The effectiveness of HyFlex simulation is not well studied in the li...

We report the functional assessment of tungsten (VI) oxide on gamma-ray attenuation properties of 60Sb 2 O 3-(40-x)NaPO 3-xWO 3 antimony glasses. The elemental mass-fractions and glass-densities of each glass sample are specified separately for the MCNPX Monte Carlo code. In addition to fundamental gamma absorption properties, Transmission Factors...

Background This study investigates the impact of the COVID-19 pandemic on the radiology profession, including radiologists and radiographers. It assesses radiology professionals’ challenges in accessing continuing medical education during the pandemic and recommends prospects for CME practices in radiology. Methods The data were collected from two...

The requirement for infection control during the COVID-19 pandemic led to modifying the exposure parameters in conventional radiography for performing chest X-ray radiography (CXR) through-the-glass (TTG) for imaging COVID-19 pneumonia. Herein, we reviewed and reported the current experiences with the TTG protocol, and summarized the current implem...

Background: Healthcare professionals have expressed worries about using AI, while others anticipate more work opportunities in the future and better patient care. Integrating AI into practice will directly impact dentistry practice. The purpose of the study is to evaluate organizational readiness, knowledge, attitude, and willingness to integrate...

Radiological staff, especially radiographers, work as front liners against the COVID-19 outbreak. This study aims to assess compliance with radiation protection and infection control practices during COVID-19 mobile radiography procedures. This cross-sectional study included 234 radiographers (females, 56%, n = 131; males, 44%, n = 103) who were as...

ntroduction CTPA stands for computed tomography pulmonary angiography. CTPA is an X-ray imaging that combines X-rays and computer technology to create detailed images of the pulmonary arteries and veins in the lungs. This test diagnoses and monitors conditions like pulmonary embolism, arterial blockages, and hypertension. Coronavirus (COVID-19) has...

The maxillary sinus is the most prominent in humans. Maxillary Sinus Volume (MSV) has grown in popularity as a tool to predict the success of various dental procedures and oral surgeries and determine a person's gender in cases such as forensic investigations when only partial skulls are available. Because it is an irregularly shaped cavity that ma...

Chest computed tomography (CT) plays a vital role in the early diagnosis, treatment, and follow-up of COVID-19 pneumonia during the pandemic. However, this raises concerns about excessive exposure to ionizing radiation. This study aimed to survey radiation doses in low-dose chest CT (LDCT) and ultra-low-dose chest CT (ULD) protocols used for imagin...

We report the functional assessment of various rare-earth (RE) ion types on gamma-ray attenuation properties of GeO2-B2O3-P2O5-ZnO-Tb2O3-RE (where; RE=0; 1 %Ho, 1 %Pr, 1 %Er, 1 %Nd, 1 %Dy, 1 %Ce) magneto-optical glasses. The elemental fractions and densities of each glass sample were specified separately for the MCNPX Monte Carlo code. In addition...

Breast cancer is a very common disease today. And early diagnosis is of great importance in order to prevent this disease. It is aimed to prevent cancer types by classification with artificial intelligence and machine learning algorithms to help with early diagnosis. The spectroscopy results of 106 individuals in this study were used. In this study...

Objective: This study explored the expectations, requirements, and recommendations and identifies the socio-ecological determinants for the informed uptake of screening mammography amongst expatriate women residing in the UAE. Methodology: A qualitative research approach was adopted using five focus group discussions. The study comprised two pop...

Rationale and objectives Radiology personnel must have good knowledge, experience and adherence to radiation protection and infection control practices to ensure patient safety and prevent the further spread of the COVID-19 virus. This study analysed compliance and adherence to radiation protection and infection control during COVID-19 mobile radio...

This study aimed to address the knowledge gap in assessing the radiation doses from cone beam computed tomography (CBCT) procedures, establishing a typical value, and estimating effective and organ doses. A total of 340 patients aged 18–80 years were included in this study. Organ doses were estimated using VirtualDose IR software. The typical value...

Introduction To guarantee patient safety and prevent the future transmission of the COVID-19 virus, radiology staff members must have solid knowledge, expertise and commitment to radiation protection and infection control practices. Compliance and adherence to infection control and radiation protection during COVID-19 radiography were examined in t...

Introduction The radiographers' role in the United Arab Emirates (UAE) is focused on image acquisition with a willingness to accept advanced practice roles after appropriate education and training. Radiographers working in the UAE are highly motivated and ambitious to achieve those internationally identified levels of professional recognition and o...

Introduction The role of radiographers in the United Arab Emirates (UAE) is currently focused on image acquisition. However, many advances have been made in different countries in recent years whereby radiographers who receive appropriate education and training, can provide image interpretation/reports. When implemented, this role development has e...

Nuclear medicine diagnostic procedures such as positron emission tomography (PET) scans and hybrid imaging using a combination of PET and computed tomography (CT), commonly referred to as PET-CT scanning. Hybrid imaging, which allows accurate visualization of internal anatomical structure and the consequent physiological processes simultaneously, i...

Dear Editor, We read the article by Shubayr et al. titled ‘Assessment of job satisfaction, lifestyle behaviours, and occupational burnout symptoms during the COVID-19 pandemic among radiologic technologists in Saudi Arabia’.1 The article discusses an important issue in Saudi Arabia, where the country works hard toward the Saudization (Saudi Nationa...

Introduction Whole-body computed tomography (WBCT) is still debatable and a source of excessive radiation exposure when screening individuals with suspected blunt multiple trauma. Objective This study aims to develop institutional Diagnostic Reference Level's (DRL) value and estimate effective organ doses for poly-trauma patients who underwent WBC...

Purpose Diagnostic Reference Level (DRL) is a practical tool for radiation dose optimization, yet it does not indicate the patient size or image quality. The Acceptable Quality Dose (AQD) introduced to address the limitations of the DRLs and it is based on image quality, radiation dose, and patient weight. The aim of this study is to establish the...

Objectives This study investigates the effect of Annona muricata (AM) leaf extract against irradiation-induced damage by the evaluation of hepatic tissue and the levels of oxidative and inflammatory stress in the circulation. Methods An experimental study with 37 female Wistar albino rats randomized into four groups (controls and three interventio...

Background Artificial Intelligence (AI) is developing at a rapid pace and finding new applications across the health service team. Some professionals have voiced concerns over the implementation of AI, whilst others predict greater job opportunities in the future. Nursing practice will be directly affected and further information is required on the...

Introduction The impact on the clinical training and education of healthcare students by COVID-19 has been documented. However, the thoughts and experiences of clinical tutors (CTs) about radiography students attending for clinical training and education during this now elongated period beyond first recognition of the virus has not been explored. T...

Purpose This study aimed to evaluate Artificial Neural Network (ANN) modeling to estimate the significant dose length product (DLP) value during the abdominal CT examinations for quality assurance in a retrospective, cross-sectional study. Methods The structure of the ANN model was designed considering various input parameters, namely patient weig...

Introduction The overnight change in hospital practice and service delivery during the COVID-19 pandemic raises the question whether undergraduate radiography students received an adequate clinical experience. Many students had their clinical placements cancelled, deferred or replaced with simulated learning. As a way of dealing with the pandemic s...

Please cite this article as: Abuzaid, M.M., Elshami, W., Sulieman, A., Bradley, D., Cumulative radiation exposure, effective and organ dose estimation from multiple head CT scans in stroke patients, Radiation Physics and Chemistry (2022), doi: https://doi. Abstract This study aimed to estimate the cumulative radiation exposure, effective and organ...

Introduction Chest radiography remains the most often utilized radiological modality in the neonatal intensive care unit. Neonates are more radiosensitive and are at higher risk of cancer than adults. In addition, they have a longer life expectancy, which increases the risk of cancer. Therefore, it is essential to protect neonates from radiation ha...

Objective Radioisotopes are used extensively in nuclear medicine. Analysis of occupational doses received by medical radiation workers, especially nuclear medicine staff dealing with radioisotopes, contributes significantly to enhancing safe practice and promoting radiation protection measures in the radiology department. The current study aimed to...

Analyzing the current state of artificial intelligence (AI) is a critical first step toward its integration into physiotherapy practice. Therefore, this study aimed to assess physiotherapist (PT) perceptions, knowledge, and willingness to accept AI implementation. An exploratory cross-sectional online questionnaire was conducted for PT working in U...

This study aimed to design an Artificial Neural Network modelling to estimate the remarkable dose length product (DLP) value during the chest computed tomography (CT) examinations for quality assurance in a retrospective, cross-sectional study. The structure of artificial neural networks model was designed considering various input parameters, name...

Electronic image cropping and poor collimation practices are used by some radiographers during paediatric radiography. Advantages of collimation should be investigated to disseminate convenient use among radiographers and create awareness. The aim of this study was to use Monte Carlo simulation to investigate the extent of the effect of collimation...

Background Student engagement is vital in achieving learning outcomes and improving students' motivation, involvement, and attitudes toward learning. The aim of this study was to identify the factors that affect student engagement in online learning in medical and health science colleges. Methods A cross-sectional study was conducted among medical...

Purpose: The study aimed to design and validate computational phantoms (MIRD) using the MCNPX code to assess the impact of shielding on organ doses. Method: To validate the optimized phantom, the obtained results were compared with experimental results. The validation of the optimized MIRD phantom was provided by using the results of a previous ant...

Background and Objective: Pediatric Computed Tomography (CT) is a fast, accurate imaging examination using ionizing radiation to create detailed images of pathological conditions. The radiation benefit should be outweighing the risk through the procure justification and dose optimization. The study aimed to investigate the correlation between the p...

Objective Clinically, the foot posture index-6 (FPI-6) and Clarke’s angle (CA) are widely utilized to assess static foot posture; however, due to scarcity of scientific evidence, clinicians continue to debate the validity and diagnostic accuracy of these measures in children and adolescents. This study aimed to evaluate and compare the validity and...

Establishment of diagnostic reference levels (DRLs) is an essential radiation optimization tool used to indicate optimum practice and radiation protection. This study aimed to report the current computed tomography (CT) of the chest–abdomen–pelvis radiation practice in Sudan as a part of the DRL establishment effort and dose optimization. CT radiat...

Assessing the current Artificial intelligence (AI) situation is a crucial step towards its implementation into radiology practice. The study aimed to assess radiographer willingness to accept AI in radiology work practice and the impact of AI in work performance. An exploratory cross-sectional online survey conducted for radiographers working withi...

Introduction The integration of AI in medical imaging has tremendous exponential growth, especially in image production, image processing and image interpretation. It is expected that radiographers working across all imaging modalities have adequate knowledge as they are part of the end-user team. The current study aimed to investigate the knowledg...

The purpose the current work were to assess the radiation exposure given to patients during percutaneous coronary interventions (PCI), pacemaker (PM) and coronary angiography (CA), procedures. In total, 419 procedures were carried out in 4 specialized hospitals. Calibrated Kerma area product meters were used to quantify the patient doses. Effective...

Online learning has become the new normal in many medical and health science schools worldwide, courtesy of COVID-19. Satisfaction with online learning is a significant aspect of promoting successful educational processes. This study aimed to identify factors affecting student and faculty satisfaction with online learning during the new normal. Onl...

Objective: The current study aimed to examine the effects of the generation group that individuals belonged to, on anxiety with respect to online learning among students and online learning and teaching activities among faculty. Methods: A cross-sectional study was conducted using the Online Course Anxiety Scale in April 2020. The responses were st...

Late non-physiological impacts of Covid-19 on radiography education

Introduction: The Coronavirus pandemic (COVID-19) had affected education and learning delivery worldwide. Education institutes faced compulsory transition to online learning systems and challenged by developing electronic/online simulation sessions. Objective: The study aimed to assess the student’s experiences and challenges of using clinical prac...

The current research article aims to study the radiation shielding competence of a newly developed PbO-B2O3-SeO2-Er2O3:Au2O3 glass ceramic. The concentrations of the constituent oxides were 40, 10, 49.5, and 0.5 mole % for PbO, B2O3, SeO2, and Er2O3, respectively. The studied ceramic specimens were denoted by EA0, EA25, EA50, EA75 and EA100, and th...

We appreciate the interest in our article "Assessment of the willingness of radiologists and radiographers to accept the integration of Artificial Intelligence (AI) into radiology prac-tice" (1) shown in the letter to the editor by Drs. Azevedo-Marques and Ferreira Junior (2). We are glad that our paper has caused a quick response and even more to...

In the current study, promising glass composites based on vanadium pentoxide (V2O5)-doped zinc borate (ZnB) were investigated in terms of their nuclear-radiation-shielding dynamics. The mass and linear attenuation coefficient, half-value layer, mean free path, tenth-value layer, effective atomic number, exposure-buildup factor, and energy-absorptio...

Online learning has become the new normal in many medical and health science schools worldwide, courtesy of COVID-19. Satisfaction with online learning is a significant aspect of promoting successful educational processes. This study aimed to identify factors affecting student and faculty satisfaction with online learning during the new normal. Onl...

The present study compares three different multidetector CT (MDCT) scanners for routine brain imaging in terms of image quality and radiation doses. The volume CT dose index (CTDI vol), dose-length product (DLP), and effective dose (E) were calculated. Subjective image assessment was obtained based on a scale ranging from 1 (unacceptable) to 5 (opt...

Objectives: Computed tomography (CT) scanning is an essential part of diagnostic and treatment plans, providing swift and accurate diagnostic images. The aim of this study is to develop diagnostic reference levels (DRLs) for the adult common CT examination in the United Arab Emirates (UAE). Methods: This study presents results of the survey of CT d...