Articles with "mgy" as a keyword



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Differences in Radiation Exposure of CT-Guided Percutaneous Manual and Powered Drill Bone Biopsy

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Published in 2021 at "Cardiovascular and Interventional Radiology"

DOI: 10.1007/s00270-021-02851-z

Abstract: Apart from the commonly applied manual needle biopsy, CT-guided percutaneous biopsies of bone lesions can be performed with battery-powered drill biopsy systems. Due to assumably different radiation doses and procedural durations, the aim of this… read more here.

Keywords: powered drill; mgy; biopsy; radiation exposure ... See more keywords
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CT protocols and radiation doses for hematuria and urinary stones: Comparing practices in 20 countries.

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Published in 2020 at "European journal of radiology"

DOI: 10.1016/j.ejrad.2020.108923

Abstract: PURPOSE Patients with hematuria and renal colic often undergo CT scanning. The purpose of our study was to assess variations in CT protocols and radiation doses for evaluation of hematuria and urinary stones in 20… read more here.

Keywords: mgy; urinary stones; protocols radiation; radiation doses ... See more keywords

Photon hormesis deactivates alpha-particle induced bystander effects between zebrafish embryos

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Published in 2017 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2016.12.025

Abstract: Abstract In the present work, we studied the effects of low-dose X-ray photons on the alpha-particle induced bystander effects between embryos of the zebrafish, Danio rerio . The effects on the naive whole embryos were… read more here.

Keywords: mgy; induced bystander; photon hormesis; alpha particle ... See more keywords
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Evaluation of pediatric radiation doses in computed tomography procedures in the Kingdom of Saudi Arabia

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Published in 2021 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2021.109679

Abstract: Abstract Computed tomography (CT) frequency is approximately 11% of medical radiological procedures. Nevertheless, CT examinations contribute up to 70% collective doses. CT procedures carried out in pediatric patients represent 33% of CT procedures. This study… read more here.

Keywords: radiation; mgy; radiation doses; pediatric radiation ... See more keywords

Estimation of Entrance Surface Dose for Radiography Examinations in Arrazi Hospital from Mohammed VI University Hospital Center of Marrakech Morocco

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Published in 2025 at "Radioprotection"

DOI: 10.1051/radiopro/2025028

Abstract: In order to minimize patient entrance surface dose (ESD), this study aims to determine the diagnostic reference levels (DRLs) for routine radiography in Arrazi Hospital (ARH) at the Mohammed VI University Hospital Centre (Med VI… read more here.

Keywords: hospital; dose; mgy; entrance ... See more keywords
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Paediatric diagnostic reference levels in computed tomography: a systematic review

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Published in 2021 at "Journal of Radiological Protection"

DOI: 10.1088/1361-6498/abd840

Abstract: This study aims to review the existing literature on diagnostic reference levels (DRLs) in paediatric computed tomography (CT) procedures and the methodologies for establishing them. A comprehensive literature search was done in the popular databases… read more here.

Keywords: chest abdomen; computed tomography; mgy; reference levels ... See more keywords

Radiation exposure, organ and effective dose of CT-guided liver biopsy as a function of lesion depth and size

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Published in 2022 at "Journal of Radiological Protection"

DOI: 10.1088/1361-6498/ac7e80

Abstract: Computed tomography (CT)-guided percutaneous biopsies play an important role in the diagnostic workup of liver lesions. Because radiation dose accumulates rapidly due to repeated image acquisition in a relatively small scan area, analysing radiation exposure… read more here.

Keywords: dose; mgy; guided liver; radiation ... See more keywords

Development of size-specific dose estimates for common computed tomography examinations: a study in Ghana

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Published in 2023 at "Journal of Radiological Protection"

DOI: 10.1088/1361-6498/acb5aa

Abstract: This study determined the size-specific dose estimate (SSDE) of computed tomography (CT) examinations and derived mathematical expressions for dose output estimation and optimization in a teaching hospital in Ghana. Demographic and scanner output indices, including… read more here.

Keywords: size specific; abp examinations; mgy; chest abp ... See more keywords

National and local diagnostic reference levels for adult 18F-FDG and CT in Jordanian PET/CT: findings and implications in practice

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Published in 2024 at "Journal of Radiological Protection"

DOI: 10.1088/1361-6498/ad2c62

Abstract: This study aims to report the findings of Jordanian national diagnostic reference level (NDRL) survey for fluorodeoxyglucose (18F-FDG) and local diagnostic reference level (LDRL) of computed tomography (CT) used for attenuation correction and anatomical localisation… read more here.

Keywords: mgy; diagnostic reference; 18f fdg; pet ... See more keywords

Age-based diagnostic reference levels and achievable doses for paediatric CT: a survey in Shanghai, China

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Published in 2024 at "Journal of Radiological Protection"

DOI: 10.1088/1361-6498/ad3ce5

Abstract: Computed tomography (CT) is extensively utilised in medical diagnostics due to its notable radiographic superiority. However, the cancer risk associated with CT examinations, particularly in children, is of significant concern. The assessment of cancer risk… read more here.

Keywords: mgy; diagnostic reference; achievable doses; survey ... See more keywords

Assessment of internal exposure to 131I and short-lived radioiodine isotopes and associated uncertainties in the Ukrainian cohort of persons exposed in utero.

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Published in 2022 at "Journal of radiation research"

DOI: 10.1093/jrr/rrac007

Abstract: This study revised the thyroid doses for 2582 Ukrainian in utero cohort members exposed to Chornobyl fallout (the Ukrainian in utero cohort) based on revision of: (i) 131I thyroid activity measured in the Ukrainian population,… read more here.

Keywords: thyroid doses; short lived; thyroid; mgy ... See more keywords