Determination of tissue equivalent materials of a physical 8-year-old phantom for use in computed tomography

P Akhlaghi, HM Hakimabad, LR Motavalli - Radiation Physics and …, 2015 - Elsevier
This paper reports on the methodology applied to select suitable tissue equivalent materials
of an 8-year phantom for use in computed tomography (CT) examinations. To find the …

Pulmonary embolism in pregnant patients: assessing organ dose to pregnant phantom and its fetus during lung imaging

L Rafat Motavalli, E Hoseinian Azghadi… - Medical …, 2017 - Wiley Online Library
Purpose The purpose of this study was to provide updated radiation dose from diagnostic
exams performed for pregnant patients suspected of pulmonary embolism (PE) using the …

Dose estimations for Iranian 11-year-old pediatric phantoms undergoing computed tomography examinations

P Akhlaghi, H Miri-Hakimabad… - Journal of radiation …, 2015 - academic.oup.com
In order to establish an organ and effective dose database for Iranian children undergoing
computed tomography (CT) examinations, in the first step, two Iranian 11-year-old phantoms …

A Monte Carlo study on quantifying the amount of dose reduction by shielding the superficial organs of an Iranian 11-year-old boy

P Akhlaghi, E Hoseinian-Azghadi… - Journal of medical …, 2016 - journals.lww.com
A method for minimizing organ dose during computed tomography examinations is the use
of shielding to protect superficial organs. There are some scientific reports that usage of …

A method for assessing subject-specific counting efficiency of whole-body monitoring systems for radioiodine measurements

M Karami, H Miri-Hakimabad… - Radiation …, 2020 - Elsevier
This study aims to numerically perform individualized calibration of a whole-body monitoring
system for measuring the activity of 131 I internal contamination. A set of ten computational …

Spectra, fluence and absorbed doses in sensitive organs due to scattered X-rays during a chest CT

J Vazquez-Bañuelos, GE Campillo-Rivera… - Applied Radiation and …, 2023 - Elsevier
The use of ionizing radiation for the treatment and diagnosis of diseases is becoming more
frequent. The technologies associated with diagnostic imaging are constantly evolving …

The effects of simulating a realistic eye model on the eye dose of an adult male undergoing head computed tomography

P Akhlaghi, A Ebrahimi-Khankook… - Radiation and …, 2017 - Springer
In head computed tomography, radiation upon the eye lens (as an organ with high
radiosensitivity) may cause lenticular opacity and cataracts. Therefore, quantitative dose …

Evaluation of dose conversion coefficients for an eight-year-old Iranian male phantom undergoing computed tomography

P Akhlaghi, H Miri Hakimabad… - Radiation and …, 2015 - Springer
In order to construct a library of Iranian pediatric voxel phantoms for radiological protection
and dosimetry applications, an Iranian eight-year-old phantom was constructed from a …

[PDF][PDF] Estimating the Radiation-Induced Cancer Risks in Pediatric Computed Tomography

P Akhlaghi - Iranian Journal of Medical Physics, 2016 - researchgate.net
One of the central questions in radiological protection is the magnitude of the risks from low
doses of radiation, related to the justification and optimization of the diagnostic medical …

A new Monte Carlo tool for organ dose estimation in computed tomography

C Adrien, C Le Loirec, S Dreuil - Radioprotection, 2020 - cea.hal.science
The constant increase of computed tomography (CT) exams and their major contribution to
the collective dose led to international concerns regarding patient dose in CT imaging …