Results 1 to 10 of about 535,271 (211)

A Statistical Approach to Assess Biological Equivalent Mean Organ Dose (MOD) for Different Fractionations in Thoracic Radiotherapy [PDF]

open access: yesBiomedicines
Background: With advances in radiotherapy technology, there are more technological options and fractionation regiments for different stages of lung cancer.
Siyao Zhong   +7 more
doaj   +4 more sources

Assessing the Organ Dose in Diagnostic Imaging with Digital Tomosynthesis System Using TLD100H Dosimeters [PDF]

open access: yesTomography
Background: Digital tomosynthesis (DTS) is an advanced imaging modality that enhances diagnostic accuracy by offering three-dimensional visualization from two-dimensional projections, which is particularly beneficial in breast and lung imaging.
Giuseppe Stella   +5 more
doaj   +2 more sources

Breast Organ Dose and Radiation Exposure Reduction in Full-Spine Radiography: A Phantom Model Using PCXMC [PDF]

open access: yesDiagnostics
Background/Objectives: Full-spine radiography is frequently performed from childhood to adulthood, raising concerns about radiation-induced breast cancer risk.
Manami Nemoto, Koichi Chida
doaj   +2 more sources

Organ dose conversion coefficients in CT scans for Korean adult males and females [PDF]

open access: yesNuclear Engineering and Technology, 2022
Dose monitoring in CT patients requires accurate dose estimation but most of the CT dose calculation tools are based on Caucasian computational phantoms.
Choonsik Lee   +5 more
doaj   +2 more sources

A Critical Appraisal of System-Reported Organ Dose (OD) Versus Manually Calculated Mean Glandular Dose (MGD) in Dubai’s Mammography Services [PDF]

open access: yesDiagnostics
Background: This study compares system-reported organ doses (ODs) to manually calculated mean glandular doses (MGDs) in mammography across multiple centers and manufacturers in Dubai.
Kaltham Abdulwahid Mohammad Noor   +4 more
doaj   +2 more sources

Diagnostic CT organ dose estimation in whole-body PET/CT examinations–comparison of a patient-specific monte carlo approach and a computational phantom-based CT dosimetry tool [PDF]

open access: yesEJNMMI Physics
Background Studies evaluating the impact of advances in CT dosimetry tools on CT organ dose estimations are often limited to a comparison with TLD measurements in anthropomorphic phantoms or a comparison of different dosimetry tools using computational ...
Gwenny Verfaillie   +2 more
doaj   +2 more sources

Radiation Dose from Computed Tomography Scans for Korean Pediatric and Adult Patients [PDF]

open access: yesJournal of Radiation Protection and Research, 2021
Background In recent events of the coronavirus disease 2019 (COVID-19) pandemic, computed tomography (CT) scans are being globally used as a complement to the reverse-transcription polymerase chain reaction (RT-PCR) tests.
Tristan Won   +3 more
doaj   +1 more source

Estimation of Absorbed and Effective Doses in Organs through Computed Tomography Examinations Using Automatic Exposure Control and Fixed Tube Current Techniques: A Phantom Case Study [PDF]

open access: yesIranian Journal of Medical Physics, 2020
Introduction: The study aimed to assess absorbed and effective doses in organs through computed tomography (CT) examinations using automatic exposure control (AEC) and fixed tube current (FTC) techniques.
Hamza Sulemana   +3 more
doaj   +1 more source

Estimating Local Diagnostic Reference Levels for Mammography in Dubai

open access: yesDiagnostics, 2023
As the total volume of mammograms in Dubai is increasing consistently, it is crucial to focus on the process of dose optimization by determining dose reference levels for such sensitive radiographic examinations as mammography.
Kaltham Abdulwahid Noor   +4 more
doaj   +1 more source

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